Multiple vulnerabilities in 7-Zip

Description

Multiple serious vulnerabilities have been found in 7-Zip. Malicious users can exploit these vulnerabilities to cause denial of service and possibly to execute arbitrary code.

Below is a complete list of vulnerabilities:

1. Memory corruption vulnerabilities in RAR3 handler can be exploited remotely via specially crafted RAR archive to cause denial of service and possibly to execute arbitrary code;
2. A heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method can be exploited remotely via specially crafted ZIP archive to cause denial of service and possibly to execute arbitrary code

Original advisories

Exploitation

Public exploits exist for this vulnerability.

Related products

• 7-Zip

CVE list

• CVE-2017-17969
  critical
• CVE-2018-5996
  critical

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