{"cve":"CVE-2013-2776","nvd":{"published":"2013-04-08T17:55:01.127","modified":"2026-06-16T23:53:56.830","status":"Modified","description":"sudo 1.3.5 through 1.7.10p5 and 1.8.0 through 1.8.6p6, when running on systems without /proc or the sysctl function with the tty_tickets option 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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=701839","http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html","http://rhn.redhat.com/errata/RHSA-2013-1353.html","http://rhn.redhat.com/errata/RHSA-2013-1701.html","http://www.debian.org/security/2013/dsa-2642"],"products":["apple:mac_os_x","todd_miller:sudo"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2013-2776","score":0.0037,"percentile":0.30983,"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."]}