Vulnerability Details : CVE-2015-4641
Directory traversal vulnerability in the SwiftKey language-pack update implementation on Samsung Galaxy S4, S4 Mini, S5, and S6 devices allows remote web servers to write to arbitrary files, and consequently execute arbitrary code in a privileged context, by leveraging control of the skslm.swiftkey.net domain name and providing a .. (dot dot) in an entry in a ZIP archive, as demonstrated by a traversal to the /data/dalvik-cache directory.
Vulnerability category: Directory traversalExecute code
Products affected by CVE-2015-4641
- cpe:2.3:a:swiftkey:swiftkey_sdk:*:*:*:*:*:*:*:*When used together with: Samsung » Galaxy S4 Mini
Exploit prediction scoring system (EPSS) score for CVE-2015-4641
1.66%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4641
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:P |
10.0
|
4.9
|
NIST |
CWE ids for CVE-2015-4641
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4641
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https://www.nowsecure.com/keyboard-vulnerability/
Samsung Keyboard Security Risk Disclosed: Over 600M+ Devices Worldwide Impacted - NowSecureExploit
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https://github.com/nowsecure/samsung-ime-rce-poc/
GitHub - nowsecure/samsung-ime-rce-poc: Samsung Remote Code Execution as System UserExploit
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http://www.kb.cert.org/vuls/id/155412
VU#155412 - Samsung Galaxy S phones fail to properly validate SwiftKey language pack updatesThird Party Advisory;US Government Resource
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http://www.securityfocus.com/bid/75353
SwiftKey CVE-2015-4641 Directory Traversal Vulnerability
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https://www.nowsecure.com/blog/2015/06/16/remote-code-execution-as-system-user-on-samsung-phones/
Remote Code Execution as System User on Samsung Phones - NowSecureExploit
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http://arstechnica.com/security/2015/06/new-exploit-turns-samsung-galaxy-phones-into-remote-bugging-devices/
New exploit turns Samsung Galaxy phones into remote bugging devices | Ars TechnicaExploit
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