{"cve":"CVE-2023-31102","nvd":{"published":"2023-11-03T04:15:20.793","modified":"2026-06-17T05:56:17.910","status":"Modified","description":"Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-191"],"references":["https://ds-security.com/post/integer-overflow-in-7-zip-cve-2023-31102/","https://security.netapp.com/advisory/ntap-20231110-0007/","https://sourceforge.net/p/sevenzip/discussion/45797/thread/713c8a8269/","https://www.7-zip.org/download.html","https://www.zerodayinitiative.com/advisories/ZDI-23-1165/"],"products":["7-zip:7-zip","netapp:active_iq_unified_manager","netapp:oncommand_workflow_automation"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-31102","score":0.53987,"percentile":0.99003,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}