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CVE-2023-52168VulnerabilityPublished Updated

CVE-2023-52168: n/a

Source CVE Database V5

0

Not known to be exploited · CVSS 8.4 High · fixed in 24.01 : patch affected systems soon.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
8.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 27% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 24.01
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 Jul 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

AI-suggested

1. Immediately audit and inventory all systems to identify installations of 7-Zip, especially the 7zz executable, and determine versions in use. 2. If you cannot patch yet, restrict or disable the use of vulnerable 7-Zip versions for processing NTFS-based archives, particularly in automated workflows. 3. Implement file integrity and malware scanning on all incoming archive files before extraction to detect potentially malicious content. 4. Employ application whitelisting and sandboxing for archive extraction processes to contain potential exploitation attempts. 5. Monitor system and application logs for unusual crashes or behavior related to 7-Zip usage that could indicate exploitation attempts. 6. Educate users and administrators about the risks of opening untrusted archive files and enforce strict policies on handling external data. 7. 8. Consider alternative archive tools with no known vulnerabilities as a temporary workaround if patching is delayed. 9. Review and update incident response plans to include scenarios involving exploitation of archive handling vulnerabilities.

Description

The NtfsHandler.cpp NTFS handler in 7-Zip before 24.01 (for 7zz) contains a heap-based buffer overflow that allows an attacker to overwrite two bytes at multiple offsets beyond the allocated buffer size: buffer+512*i-2, for i=9, i=10, i=11, etc.

References

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