CVE-2007-1738

TrueCrypt 4.3 - Privilege Escalation or Denial of Service via Crafted Volume Mount

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-1738. PoCs published by Marco Ivaldi.

AI-analyzed exploit summary This exploit leverages a setuid root TrueCrypt 4.3 vulnerability to escalate privileges by mounting a crafted volume, targeting directories like /usr/bin or user home directories. It relies on NPTL thread local storage dynamic linking and requires manual tweaking for non-TLS platforms.

Description

TrueCrypt 4.3, when installed setuid root, allows local users to cause a denial of service (filesystem unavailability) or gain privileges by mounting a crafted TrueCrypt volume, as demonstrated using (1) /usr/bin or (2) another user's home directory, a different issue than CVE-2007-1589.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Marco Ivaldi · textlocalwindows
https://www.exploit-db.com/exploits/3664

This exploit leverages a setuid root TrueCrypt 4.3 vulnerability to escalate privileges by mounting a crafted volume, targeting directories like /usr/bin or user home directories. It relies on NPTL thread local storage dynamic linking and requires manual tweaking for non-TLS platforms.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: TrueCrypt 4.3
No auth needed
Prerequisites: TrueCrypt 4.3 installed setuid root · local user access
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/2492
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/33303
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/464722/100/0/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/464064/100/0/threaded
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/464472/100/100/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/23180
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/24643

Scores

EPSS 0.0065
EPSS Percentile 46.1%

Details

Status published
Products (5)
truecrypt_foundation/truecrypt 3.0
truecrypt_foundation/truecrypt 4.0
truecrypt_foundation/truecrypt 4.1
truecrypt_foundation/truecrypt 4.2
truecrypt_foundation/truecrypt 4.3
Published Mar 28, 2007
Tracked Since Feb 18, 2026