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Vulnerability record · CVE-2011-2688 · published 28 July 2011

CVE-2011-2688: Mod authnz external project mod authnz external sql injection vulnerability

MMod Authnz External Project · Mod Authnz External

SQL injection vulnerability in mysql/mysql-auth.pl in the mod_authnz_external module 3.2.5 and earlier for the Apache HTTP Server allows remote attackers to execute arbitrary SQL commands via the user field.

7.5 CVSS 2.0 High EPSS 5.7% · top 7.3% CWE-89 · SQL injection
7.5CVSS 2.0 base score
5.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

Description

SQL injection vulnerability in mysql/mysql-auth.pl in the mod_authnz_external module 3.2.5 and earlier for the Apache HTTP Server allows remote attackers to execute arbitrary SQL commands via the user field.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

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

References

LinkTags
http://anders.fix.no/software/#unix Third Party Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633637 Issue TrackingPatchThird Party Advisory
http://code.google.com/p/mod-auth-external/issues/detail?id=5 Third Party Advisory
http://secunia.com/advisories/45240 Third Party Advisory
http://www.debian.org/security/2011/dsa-2279 Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/07/12/10 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/07/12/17 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/48653 Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/68799 Third Party AdvisoryVDB Entry
http://anders.fix.no/software/#unix Third Party Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633637 Issue TrackingPatchThird Party Advisory
http://code.google.com/p/mod-auth-external/issues/detail?id=5 Third Party Advisory
http://secunia.com/advisories/45240 Third Party Advisory
http://www.debian.org/security/2011/dsa-2279 Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/07/12/10 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/07/12/17 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/48653 Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/68799 Third Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2011-2688), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.