CVE-2015-7359
high
CVSS v3
7.8
CVSS v2
4.6
VIR risk
7.8
Description
The (1) IsVolumeAccessibleByCurrentUser and (2) MountDevice methods in Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, do not check the impersonation level of impersonation tokens, which allows local users to impersonate a user at SecurityIdentify level and gain access to other users' mounted encrypted volumes.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cve@mitre.org — https://veracrypt.codeplex.com/wikipage?title=Release%20Notes
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| ciphershed | ciphershed | {"endIncluding":"0.7.5.0"} | |
| idrix | veracrypt | {"endIncluding":"1.14"} | |
| truecrypt | truecrypt | 7.0 | |
References
- http://packetstormsecurity.com/files/133877/Truecrypt-7-Privilege-Escalation.html
- http://www.openwall.com/lists/oss-security/2015/09/22/7
- http://www.openwall.com/lists/oss-security/2015/09/24/3
- https://code.google.com/p/google-security-research/issues/detail?id=537
- https://veracrypt.codeplex.com/wikipage?title=Release%20Notes
- http://packetstormsecurity.com/files/133877/Truecrypt-7-Privilege-Escalation.html
- http://www.openwall.com/lists/oss-security/2015/09/22/7
- http://www.openwall.com/lists/oss-security/2015/09/24/3
- https://code.google.com/p/google-security-research/issues/detail?id=537
- https://veracrypt.codeplex.com/wikipage?title=Release%20Notes
CWEs
CWE-264
Verify integrity in audit chain (admin only). AS-IS.