{"cve":"CVE-2011-1829","nvd":{"published":"2011-07-27T02:55:01.540","modified":"2026-06-16T23:30:12.047","status":"Modified","description":"APT before 0.8.15.2 does not properly validate inline GPG signatures, which allows man-in-the-middle attackers to install modified packages via vectors involving lack of an initial clearsigned message.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://launchpadlibrarian.net/75126628/apt_0.8.13.2ubuntu2_0.8.13.2ubuntu4.1.diff.gz","http://packages.debian.org/changelogs/pool/main/a/apt/current/changelog","http://www.securityfocus.com/bid/48671","http://www.ubuntu.com/usn/USN-1169-1","https://exchange.xforce.ibmcloud.com/vulnerabilities/68560"],"products":["canonical:ubuntu_linux","debian:advanced_package_tool"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-1829","score":0.01686,"percentile":0.77024,"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."]}