{"cve":"CVE-2011-5007","nvd":{"published":"2011-12-25T01:55:04.647","modified":"2026-06-16T23:35:46.273","status":"Modified","description":"Stack-based buffer overflow in the CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, allows remote attackers to execute arbitrary code via a long URI to TCP port 8080.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://aluigi.altervista.org/adv/codesys_1-adv.txt","http://ics-cert.us-cert.gov/advisories/ICSA-12-320-01","http://osvdb.org/77387","http://seclists.org/bugtraq/2011/Nov/178","http://secunia.com/advisories/47018"],"products":["3ssoftware:codesys"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-5007","score":0.72714,"percentile":0.99446,"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."]}