Vulnerability Description
The SwiftKey language-pack update implementation on Samsung Galaxy S4, S4 Mini, S5, and S6 devices relies on an HTTP connection to the skslm.swiftkey.net server, which allows man-in-the-middle attackers to write to language-pack files by modifying an HTTP response. NOTE: CVE-2015-4640 exploitation can be combined with CVE-2015-4641 exploitation for man-in-the-middle code execution.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Swiftkey | Swiftkey Sdk | All versions |
| Samsung | Galaxy S4 | All versions |
| Samsung | Galaxy S4 Mini | All versions |
| Samsung | Galaxy S5 | All versions |
| Samsung | Galaxy S6 | All versions |
Related Weaknesses (CWE)
References
- http://arstechnica.com/security/2015/06/new-exploit-turns-samsung-galaxy-phones-Exploit
- http://www.kb.cert.org/vuls/id/155412Third Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/75347
- https://github.com/nowsecure/samsung-ime-rce-poc/Exploit
- https://www.nowsecure.com/blog/2015/06/16/remote-code-execution-as-system-user-oExploit
- https://www.nowsecure.com/keyboard-vulnerability/Exploit
- http://arstechnica.com/security/2015/06/new-exploit-turns-samsung-galaxy-phones-Exploit
- http://www.kb.cert.org/vuls/id/155412Third Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/75347
- https://github.com/nowsecure/samsung-ime-rce-poc/Exploit
- https://www.nowsecure.com/blog/2015/06/16/remote-code-execution-as-system-user-oExploit
- https://www.nowsecure.com/keyboard-vulnerability/Exploit
FAQ
What is CVE-2015-4640?
CVE-2015-4640 is a vulnerability with a CVSS score of 2.9 (LOW). The SwiftKey language-pack update implementation on Samsung Galaxy S4, S4 Mini, S5, and S6 devices relies on an HTTP connection to the skslm.swiftkey.net server, which allows man-in-the-middle attacke...
How severe is CVE-2015-4640?
CVE-2015-4640 has been rated LOW with a CVSS base score of 2.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-4640?
Check the references section above for vendor advisories and patch information. Affected products include: Swiftkey Swiftkey Sdk, Samsung Galaxy S4, Samsung Galaxy S4 Mini, Samsung Galaxy S5, Samsung Galaxy S6.