Yahoo Mail – Stay Organized (Android / Google Play)

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This application is available for Android. This app is designed to connect all email accounts, calendars and files and so on into one spot via official app Yahoo Mail. The latest build was released on June 25, 2017. Our latest check was performed on Feb 17th, 2017.

Findings Summary

Our examination revealed total 39 items, where were 17 DAR items and 22 DIT items found. Among DAR items were found 0 worst items, 15 bad items, 0 good items, and 1 best item. Among DIT items were found 0 worst items, 0 bad items, 22 good items, and 0 best items.

Below you find 3 infographics summarizing what we described above. Each image provides information about both DAR and DIT items.

 

 

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Everything presented below is related to well-known CWEs, such as Sensitive data leakage [CWE-200], Unsafe sensitive data storage [CWE-312], Unsafe sensitive data transmission [CWE-319]. You can read more about it here.

Now let’s go deeper and examine each data item’s protection level.

 

Application Description

Let’s cite the description of this application below:

The best email app to easily organize your Gmail, Outlook (Hotmail), AOL and Yahoo accounts. Regardless of your email address, you can experience the Yahoo Mail app”s beautiful design, easy-to-use interface and lightning fast speed. Plus, Yahoo Mail offers 1000 GB of free secure cloud storage, so you never have to worry about space again.

  • SIGN UP WITH ANY ACCOUNT – Works with non-Yahoo email addresses, including Gmail, Outlook (Hotmail) and AOL. No Yahoo email address required.
  • CUSTOMIZE YOUR SWIPES – Choose different actions like delete, archive, move and more when you swipe left or right on a message.
  • GET NOTIFICATIONS FROM PEOPLE ONLY – Get notified only when you receive a new email from a person, not companies or newsletters.
  • QUICKLY SEARCH – Search across all of your messages, contacts, files and photos, faster than ever.
  • GET CREATIVE – Make sure your emails stand out with animated GIFs and artist-designed stationery from Paperless Post.
  • SEND MULTIPLE ATTACHMENTS – Easily add photos, videos, and documents to an email, all at once.
  • NEVER DELETE AN EMAIL – Keep all of your emails with 1000 GB of free secure cloud storage.
  • CHOOSE A THEME – Select different backgrounds and text colors for your Yahoo inbox.
  • DITCH PASSWORDS – Enable Account Key for secure, password-free sign in.
  • CONNECT GOOGLE DRIVE AND DROPBOX – Easily access and send photos and documents you’ve stored in the cloud.
  • BE IN THE KNOW – Get breaking news from Yahoo right in the app.
  • GET YAHOO MAIL PRO on mobile – Get ad-free mail and priority customer support for $0.99/month or $9.99/year, available as an in-app purchase.

Tell us what you think! We’re committed to creating the best mobile mail experience possible and would love your feedback: https://yahoo.uservoice.com/forums/251116-yahoo-mail
Notes:

– Optimized for use with TalkBack.

 

Protection levels.

Locally stored data (Data-at-Rest, DAR).

Locally stored data groups include Account Information, Application Information, Message Information, Credentials Information, Device Information, Address Book ‘n’ Contact Information, Log Information.
The average DAR value is 3.50 points (7.00 points of system protection and 0.00 points of own protection). It equals to a typical value (3.5 points, where’s 7 points of system protection and 0 points of own protection).

Items with average value 3.50 points (7 points of system protection, 0 points of own protection) means data protection levels have following definitions. Frankly talking, extra data found that shouldn’t be accessed where system protection level means – root/jailbreak is required but not possible without wiping device data, and own protection level means – stored as is.

– Credentials (IDs) (‘Account Information’ Group) – Only account IDs like app or 3rd party user IDs including emails, phone number, usernames, etc. (depends on apps). This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications,

– Application Configs (‘Application Information’ Group) – Different configuration files created by your app, perhaps app permissions. This data item related to mentioned group meant to be any info related to the app, app settings, including installed apps or installers,

– Environment (‘Application Information’ Group) – Different info about the environment of the device including apps lists, device info, OS name and versions, updates, a list of users, network details, etc. This data item related to mentioned group meant to be any info related to the app, app settings, including installed apps or installers,

– Messages (‘Message Information’ Group) – Different types of messages, conversations, except for SMS, MMS but including recipient and sender IDs and attachments. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Preview (‘Message Information’ Group) – Some pieces of info downloaded locally or to show only on display only like a preview of emails, social posts, documents, thumbnails, etc. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Contact Short Profile (‘Message Information’ Group) – Name, Email ID, Phone number of contacts. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Local ‘n’ Network Paths (‘Message Information’ Group) – Paths about local or networks directories, folders, files. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Credentials (IDs) (‘Credentials Information’ Group) – Only account IDs like app or 3rd party user IDs including emails, phone number, usernames, etc. (depends on apps). This data item related to mentioned group meant to be any types of credentials including basic (IDs only), passwords, tokens, etc.,

– Device Data (‘Device Information’ Group) – Device ID, Device Name, Device OS Name and Version, and jailbroken/root status. This data item related to mentioned group meant to be details about your device,

– Locale ‘n’ TimeZone (‘Device Information’ Group) – Details about your locale, languages, time zone, country and so on. This data item related to mentioned group meant to be details about your device,

– Contact Profile (‘Address Book ‘n’ Contact Information’ Group) – Full info about contacts including name email id, phone numbers, gender, linked accounts, geodata, stream and social activity. This data item related to mentioned group meant to be info locally stored, cached or transferred over the network and belong to this application if it’s social even,

– Media Data (‘Address Book ‘n’ Contact Information’ Group) – Any info like images, audios, videos, media notes, etc. This data item related to mentioned group meant to be info locally stored, cached or transferred over the network and belong to this application if it’s social even,

– Log Data (‘Log Information’ Group) – Logged any data as a solid file or multipart files. This data item related to mentioned group meant to be any information stored in local or network logs,

– Credentials (IDs) (‘Log Information’ Group) – Only account IDs like app or 3rd party user IDs including emails, phone number, usernames, etc. (depends on apps). This data item related to mentioned group meant to be any information stored in local or network logs,

– Application Events (‘Log Information’ Group) – App events referred to user actions ‘n’ activities were done. This data item related to mentioned group meant to be any information stored in local or network logs,

– Media Data (‘Account Information’ Group) – Any info like images, audios, videos, media notes, etc. This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications

Keep in mind if you’re using some Android devices such Samsung, LG or another device with an unlocked or non-locked loader that allow rooting your device without user action, the system level equals 6 points instead of 7. It means your data can be stolen without involving your actions.

Transferred data (Data-in-Transit, DIT).

Transferred data groups include Device Information, Analytics ‘n’ Ads Information, Account Information, Message Information, Credentials Information, Storage Information, Application Information.
The average DIT value is 5.00 points (6.00 points of system protection and 4.00 points of own protection). It is higher than a typical value (4 points, where’s 4 points of system protection and 4 points of own protection).

Items with average value 5.00 points (6 points of system protection, 4 points of own protection) means data protection levels have following definitions. Frankly talking, data is not available all the time or partially accessed where system protection level means – MITM prevented or fake certificate importing prevented, but plaintext non-protected traffic is intercepted, and own protection level means – bypassed by fake/stolen root certificates.

– Environment (‘Device Information’ Group) – Different info about the environment of the device including apps lists, device info, OS name and versions, updates, a list of users, network details, etc. This data item related to mentioned group meant to be details about your device,

– Environment (‘Analytics ‘n’ Ads Information’ Group) – Different info about the environment of the device including apps lists, device info, OS name and versions, updates, a list of users, network details, etc. This data item related to mentioned group meant to be any info related to analytics services like Flurry, Google Analytics, etc. or advertisements,

– Account Data (‘Account Information’ Group) – Basic info about account like name, a list of sub-account (e.g. financial or other) and some linked data like a phone number. This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications,

– Messages (‘Message Information’ Group) – Different types of messages, conversations, except for SMS, MMS but including recipient and sender IDs and attachments. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Media Data (‘Message Information’ Group) – Any info like images, audios, videos, media notes, etc. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Contact Short Profile (‘Message Information’ Group) – Name, Email ID, Phone number of contacts. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments,

– Credentials (IDs) (‘Credentials Information’ Group) – Only account IDs like app or 3rd party user IDs including emails, phone number, usernames, etc. (depends on apps). This data item related to mentioned group meant to be any types of credentials including basic (IDs only), passwords, tokens, etc.,

– Credentials (Passwords) (‘Credentials Information’ Group) – Well-known passwords or PINs you’re using to get access to your account (usually it is worse than tokens because it gives full access to your account). This data item related to mentioned group meant to be any types of credentials including basic (IDs only), passwords, tokens, etc.,

– Credentials (Tokens) (‘Credentials Information’ Group) – Different tokens used to get access to your account, except for passwords but including app or 3rd party tokens, secret keys, etc. (usually give full access to your account). This data item related to mentioned group meant to be any types of credentials including basic (IDs only), passwords, tokens, etc.,

– Credentials (IDs) (‘Storage Information’ Group) – Only account IDs like app or 3rd party user IDs including emails, phone number, usernames, etc. (depends on apps). This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Credentials (Passwords) (‘Storage Information’ Group) – Well-known passwords or PINs you’re using to get access to your account (usually it is worse than tokens because it gives full access to your account). This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Credentials (Tokens) (‘Storage Information’ Group) – Different tokens used to get access to your account, except for passwords but including app or 3rd party tokens, secret keys, etc. (usually give full access to your account). This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Sync Documents (‘Storage Information’ Group) – Documents synchronized or locally stored on your device as is or converted into another file formats (like.pdf or set of separated jpg file per each .pdf file. This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Local ‘n’ Network Paths (‘Storage Information’ Group) – Paths about local or networks directories, folders, files. This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Document Details (‘Storage Information’ Group) – Common info about documents synchronized or stored locally (properties like size, date and time, etc.). This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Document List (‘Storage Information’ Group) – The list of documents stored local or synchronized over the Internet. This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Media Data (‘Storage Information’ Group) – Any info like images, audios, videos, media notes, etc. This data item related to mentioned group meant to be any information referred to storage like credentials, settings, documents and so on,

– Account Settings ‘n’ Configs (‘Account Information’ Group) – Information about your account settings and configurations. This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications,

– Application Configs (‘Application Information’ Group) – Different configuration files created by your app, perhaps app permissions. This data item related to mentioned group meant to be any info related to the app, app settings, including installed apps or installers,

– Media URLs (‘Account Information’ Group) – URLs related to media info such as stream media or profile’s media, etc. This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications,

– Media Data (‘Account Information’ Group) – Any info like images, audios, videos, media notes, etc. This data item related to mentioned group meant to be any info related to profiles, basic credential IDs like email or username or phone number plus some more info depends on applications,

– Preview (‘Message Information’ Group) – Some pieces of info downloaded locally or to show only on display only like a preview of emails, social posts, documents, thumbnails, etc. This data item related to mentioned group meant to be all message, including SMS, MMS, social and IM messages with or without attachments

Keep in mind if you’re using out-of-date Android < 7.0, the system level equals 4 points instead of 6. It means your data can be stolen with a crafted preinstalled certificate on the device or if someone makes you install a certificate. Also, if you’re using out-of-date Android < 5.0, the system level equals 2 points instead of 4. It means your data can be stolen without involving your actions.

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