{"url":"http://public2.vulnerablecode.io/api/packages/56639?format=json","purl":"pkg:deb/debian/libstring-compare-constanttime-perl@0.321-1?distro=trixie","type":"deb","namespace":"debian","name":"libstring-compare-constanttime-perl","version":"0.321-1","qualifiers":{"distro":"trixie"},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"0.321-3","latest_non_vulnerable_version":"0.321-3","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/61512?format=json","vulnerability_id":"VCID-112w-wyk9-aycb","summary":"String::Compare::ConstantTime for Perl through 0.321 is vulnerable to timing attacks that allow an attacker to guess the length of a secret string.\n\nAs stated in the documentation: \"If the lengths of the strings are different, because equals returns false right away the size of the secret string may be leaked (but not its contents).\"\n\nThis is similar to CVE-2020-36829","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-13939","reference_id":"","reference_type":"","scores":[{"value":"0.00218","scoring_system":"epss","scoring_elements":"0.44432","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-13939"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-13939","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-13939"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1101502","reference_id":"1101502","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1101502"},{"reference_url":"https://metacpan.org/release/FRACTAL/String-Compare-ConstantTime-0.321/view/lib/String/Compare/ConstantTime.pm#TIMING-SIDE-CHANNEL","reference_id":"ConstantTime.pm#TIMING-SIDE-CHANNEL","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-03-28T14:08:00Z/"}],"url":"https://metacpan.org/release/FRACTAL/String-Compare-ConstantTime-0.321/view/lib/String/Compare/ConstantTime.pm#TIMING-SIDE-CHANNEL"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/56641?format=json","purl":"pkg:deb/debian/libstring-compare-constanttime-perl@0.321-3?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libstring-compare-constanttime-perl@0.321-3%3Fdistro=trixie"}],"aliases":["CVE-2024-13939"],"risk_score":1.9,"exploitability":"0.5","weighted_severity":"3.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-112w-wyk9-aycb"}],"fixing_vulnerabilities":[],"risk_score":"1.9","resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libstring-compare-constanttime-perl@0.321-1%3Fdistro=trixie"}