Overview
AppsGeyser generates applications that fail to properly validate SSL certificates.
Description
AppsGeyser is an online tool that generates Android applications. At the time of publication of this vulnerability note, the AppsGeyser website claims to have generated over 1.3 million Android applications. The applications that are generated by AppsGeyser include code that disables SSL certificate validation for HTTPS traffic. |
Impact
When a victim is using an application generated by AppsGeyser, an attacker on the same network as the Android device may be able to view or modify network traffic that should have been protected by HTTPS. The impact varies based on what the application is doing. Possible outcomes include credential stealing or arbitrary code execution. |
Solution
Regenerate affected Android applications The AppsGeyser application generator has been updated to correctly validate SSL certificates. Any applications that were created before December 24, 2014 should be regenerated. |
Vendor Information
CVSS Metrics
| Group | Score | Vector |
|---|---|---|
| Base | 0 | AV:--/AC:--/Au:--/C:--/I:--/A:-- |
| Temporal | 0 | E:ND/RL:ND/RC:ND |
| Environmental | 0 | CDP:ND/TD:ND/CR:ND/IR:ND/AR:ND |
References
- http://www.appsgeyser.com/
- https://docs.google.com/spreadsheets/d/1t5GXwjw82SyunALVJb2w0zi3FoLRIkfGPc7AMjRF0r4/edit?usp=sharing
- http://www.fireeye.com/blog/technical/2014/08/ssl-vulnerabilities-who-listens-when-android-applications-talk.html
- http://developer.android.com/training/articles/security-ssl.html
- http://www.ftc.gov/news-events/press-releases/2014/03/fandango-credit-karma-settle-ftc-charges-they-deceived-consumers
- http://android-ssl.org/
- http://android-ssl.org/files/p49.pdf
- http://android-ssl.org/files/p50-fahl.pdf
- http://cwe.mitre.org/data/definitions/295.html
- http://cwe.mitre.org/data/definitions/296.html
Acknowledgements
This vulnerability was reported by Will Dormann of the CERT/CC.
This document was written by Will Dormann.
Other Information
| CVE IDs: | None |
| Date Public: | 2014-12-12 |
| Date First Published: | 2014-12-19 |
| Date Last Updated: | 2015-01-07 21:40 UTC |
| Document Revision: | 15 |