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CVE-2015-7358

N/A
Published: October 2, 2017 at 07:00 PM UTC
Updated: June 17, 2026 at 12:32 AM UTC
3 products affected across 3 vendorsVeracryptTruecryptCiphershed· also runs on 1 platform

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Severity
N/A
Exploit prediction
EPSS 1%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ciphershed· Ciphershed
95%
v ≤ 0.7.5.0
microsoft-windows (environment)
Veracrypt· Idrix
95%
v ≤ 1.14
microsoft-windows (environment)
Truecrypt· Truecrypt
95%
7.0
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/133878/Truecrypt-7-Derived-Code-Windows-Drive-Letter-Symbolic-Link-Creation-Privilege-Escalation.html
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2015/09/22/7
Mailing Listx_refsource_MLISTIssue TrackingThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2015/09/24/3
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://code.google.com/p/google-security-research/issues/detail?id=538
x_refsource_CONFIRMRelease NotesVendor Advisory
Source: [email protected]
https://veracrypt.codeplex.com/wikipage?title=Release%20Notes
Exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.exploit-db.com/exploits/38403/

CVSS

7.2HIGH[email protected]
Confidentiality
COMPLETE
Integrity
COMPLETE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-264

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