VULNERABILITY INTELLIGENCE

CVE-2023-31102

CVSS score7.8 HIGH

EPSS probability53.99%

CISA KEVNot currently listed

Published2023-11-03

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

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

Weakness classification

nvd@nist.gov: CWE-191
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-191

Primary references

cve@mitre.org
cve@mitre.org — Third Party Advisory
cve@mitre.org — Issue Tracking, Release Notes
cve@mitre.org — Product
cve@mitre.org — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Release Notes
af854a3a-2127-422b-91ae-364da2661108 — Product
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry