CVE-2023-31102

HIGH

7-Zip <23.00 - Buffer Overflow

Title source: llm
STIX 2.1

Description

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

Scores

CVSS v3 7.8
EPSS 0.3838
EPSS Percentile 97.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-191
Status published
Products (3)
7-zip/7-zip < 22.01
netapp/active_iq_unified_manager
netapp/oncommand_workflow_automation
Published Nov 03, 2023
Tracked Since Feb 18, 2026