{"cve":"CVE-2010-4052","nvd":{"published":"2011-01-13T19:00:02.963","modified":"2026-06-16T23:24:03.800","status":"Modified","description":"Stack consumption vulnerability in the regcomp implementation in the GNU C Library (aka glibc or libc6) through 2.11.3, and 2.12.x through 2.12.2, allows context-dependent attackers to cause a denial of service (resource exhaustion) via a regular expression containing adjacent repetition operators, as demonstrated by a {10,}{10,}{10,}{10,} sequence in the proftpd.gnu.c exploit for ProFTPD.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://cxib.net/stuff/proftpd.gnu.c","http://seclists.org/fulldisclosure/2011/Jan/78","http://secunia.com/advisories/42547","http://securityreason.com/achievement_securityalert/93","http://securityreason.com/securityalert/8003"],"products":["gnu:glibc"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2010-4052","score":0.51298,"percentile":0.98938,"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."]}