Multiple vulnerabilities in 7-Zip

Description

Multiple vulnerabilities were found in 7-Zip. Malicious users can exploit these vulnerabilities to execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Out of bounds memory write vulnerability in SquashFS File Parsing can be exploited to execute arbitrary code.
2. Integer Underflow vulnerability in 7Z File Parsing can be exploited to execute arbitrary code.

Original advisories

• ZDI-23-1165

• ZDI-23-1164

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• 7-Zip
• 7-Zip-(MSI-installer)

CVE list

• CVE-2023-31102
  critical
• CVE-2023-40481
  critical

Read more

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