CVE-2023-31102

high

Description

Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive.

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1165/

https://security.netapp.com/advisory/ntap-20231110-0007/

https://www.cisa.gov/news-events/ics-advisories/icsa-24-256-20

https://www.7-zip.org/download.html

https://sourceforge.net/p/sevenzip/discussion/45797/thread/713c8a8269/

https://ds-security.com/post/integer-overflow-in-7-zip-cve-2023-31102/

Details

Source: Mitre, NVD

Published: 2023-11-03

Updated: 2024-09-06

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.38977