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Vulnerability record · CVE-2011-3336 · published 12 February 2020

CVE-2011-3336: Php uncontrolled resource consumption vulnerability

Php · Php

regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.

7.5 CVSS 3.1 High EPSS 6.5% · top 6.5% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.1 base score, v2 7.8
6.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
8References, 8 tagged exploit
16 Jun 2026Last modified by NVD

Description

regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.

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

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/fulldisclosure/2014/Mar/166 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/50541 ExploitThird Party AdvisoryVDB Entry
https://cxsecurity.com/issue/WLB-2011110082 ExploitThird Party Advisory
https://www.securityfocus.com/archive/1/520390 ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2014/Mar/166 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/50541 ExploitThird Party AdvisoryVDB Entry
https://cxsecurity.com/issue/WLB-2011110082 ExploitThird Party Advisory
https://www.securityfocus.com/archive/1/520390 ExploitThird Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2011-3336), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.