CVE-2015-7358 | BDVDB-2026-91101 Detail
Description#
The IsDriveLetterAvailable method in Driver/Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, does not properly validate drive letter symbolic links, which allows local users to mount an encrypted volume over an existing drive letter and gain privileges via an entry in the /GLOBAL?? directory.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://veracrypt.codeplex.com/wikipage?title=Release%20Notes
- https://www.exploit-db.com/exploits/38403/
- http://www.openwall.com/lists/oss-security/2015/09/24/3
- http://packetstormsecurity.com/files/133878/Truecrypt-7-Derived-Code-Windows-Drive-Letter-Symbolic-Link-Creation-Privilege-Escalation.html
- http://www.openwall.com/lists/oss-security/2015/09/22/7
- https://code.google.com/p/google-security-research/issues/detail?id=538
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.