CVE-2011-1526

Name: CVE-2011-1526
Creator: NVD / NIST
Published: 2011-07-11T20:55:01.067+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.94%

Last modified Jun 16, 2026

CVE-2011-1526 is a vulnerability of currently unknown severity. ftpd.c in the GSS-API FTP daemon in MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.1 and earlier does not check the krb5_setegid return value, which allows remote authenticated users to bypass intended group access restrictions, and create, overwrite, delete, or read files, via standard FTP commands, related to missing autoconf tests in a configure script.. EPSS estimates a 3.94% chance of exploitation in the next 30 days.

Description

ftpd.c in the GSS-API FTP daemon in MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.1 and earlier does not check the krb5_setegid return value, which allows remote authenticated users to bypass intended group access restrictions, and create, overwrite, delete, or read files, via standard FTP commands, related to missing autoconf tests in a configure script.

Metrics

EPSS Probability

3.94%

89.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions	Update
Mit	Krb5-Appl	< 1.0.1	—
Debian	Debian Linux	5.0	—
Debian	Debian Linux	6.0	—
Fedoraproject	Fedora	14	—
Fedoraproject	Fedora	15	—
Opensuse	Opensuse	11.3	—
Opensuse	Opensuse	11.4	—
Suse	Linux Enterprise Desktop	10	Sp4
Suse	Linux Enterprise Desktop	11	Sp1
Suse	Linux Enterprise Server	10	Sp2
Suse	Linux Enterprise Server	11	Sp1
Suse	Linux Enterprise Software Development Kit	10	Sp4
Suse	Linux Enterprise Software Development Kit	11	Sp1

References

http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062681.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062699.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00002.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00004.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00005.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00014.htmlMailing List, Third Party Advisory
http://secunia.com/advisories/45145Third Party Advisory
http://secunia.com/advisories/45157Third Party Advisory
http://secunia.com/advisories/48101Third Party Advisory
http://securityreason.com/securityalert/8301Third Party Advisory
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-005.txtPatch, Vendor Advisory
http://www.debian.org/security/2011/dsa-2283Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:117Third Party Advisory
http://www.osvdb.org/73617Broken Link
http://www.redhat.com/support/errata/RHSA-2011-0920.htmlThird Party Advisory
http://www.securityfocus.com/archive/1/518733/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/48571Patch, Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=711419Issue Tracking, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/68398Third Party Advisory, VDB Entry
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062681.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062699.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00009.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00002.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00004.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00005.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00010.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00014.htmlMailing List, Third Party Advisory
http://secunia.com/advisories/45145Third Party Advisory
http://secunia.com/advisories/45157Third Party Advisory
http://secunia.com/advisories/48101Third Party Advisory
http://securityreason.com/securityalert/8301Third Party Advisory
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-005.txtPatch, Vendor Advisory
http://www.debian.org/security/2011/dsa-2283Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:117Third Party Advisory
http://www.osvdb.org/73617Broken Link
http://www.redhat.com/support/errata/RHSA-2011-0920.htmlThird Party Advisory
http://www.securityfocus.com/archive/1/518733/100/0/threadedThird Party Advisory, VDB Entry
http://www.securityfocus.com/bid/48571Patch, Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=711419Issue Tracking, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/68398Third Party Advisory, VDB Entry

Timeline

Published: Jul 11, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-1526?

How severe is CVE-2011-1526?

Severity scoring for CVE-2011-1526 is pending analysis. The EPSS model estimates a 3.94% probability of exploitation in the next 30 days.

How do I fix CVE-2011-1526?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-1526?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST