Unrated severityNVD Advisory· Published Apr 8, 2013· Updated Jun 16, 2026
CVE-2013-1776
CVE-2013-1776
Description
sudo 1.3.5 through 1.7.10 and 1.8.0 through 1.8.5, when the tty_tickets option is enabled, does not properly validate the controlling terminal device, which allows local users with sudo permissions to hijack the authorization of another terminal via vectors related to connecting to the standard input, output, and error file descriptors of another terminal. NOTE: this is one of three closely-related vulnerabilities that were originally assigned CVE-2013-1776, but they have been SPLIT because of different affected versions.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
67cpe:2.3:a:todd_miller:sudo:1.3.5:*:*:*:*:*:*:*+ 63 more
- cpe:2.3:a:todd_miller:sudo:1.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.2p3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.3_p7:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.4p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.6:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.7:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.7p5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.8:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.8p12:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.9:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.9p20:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.9p21:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.9p22:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.6.9p23:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.0:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.10:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p6:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.2p7:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.3b1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.4p6:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.6:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.6p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.6p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.7:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.8:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.8p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.8p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.9:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.7.9p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.1p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.1p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.3p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.3p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4p1:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4p2:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4p3:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4p4:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.4p5:*:*:*:*:*:*:*
- cpe:2.3:a:todd_miller:sudo:1.8.5:*:*:*:*:*:*:*
- Range: 1.3.5 through 1.7.10 and 1.8.0 through 1.8.5
Patches
Vulnerability mechanics
References
16- www.sudo.ws/sudo/alerts/tty_tickets.htmlnvdVendor Advisory
- support.apple.com/kb/HT205031nvdVendor Advisory
- bugs.debian.org/cgi-bin/bugreport.cginvd
- lists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlnvd
- lists.opensuse.org/opensuse-updates/2013-03/msg00066.htmlnvd
- rhn.redhat.com/errata/RHSA-2013-1353.htmlnvd
- www.debian.org/security/2013/dsa-2642nvd
- www.openwall.com/lists/oss-security/2013/02/27/31nvd
- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlnvd
- www.securityfocus.com/bid/58207nvd
- www.slackware.com/security/viewer.phpnvd
- www.sudo.ws/repos/sudo/rev/632f8e028191nvd
- www.sudo.ws/repos/sudo/rev/6b22be4d09f0nvd
- bugs.launchpad.net/ubuntu/+source/sudo/+bug/87023nvd
- bugzilla.redhat.com/show_bug.cginvd
- exchange.xforce.ibmcloud.com/vulnerabilities/82453nvd
News mentions
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