{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-13939","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","state":"PUBLISHED","assignerShortName":"CPANSec","dateReserved":"2025-03-26T14:18:41.024Z","datePublished":"2025-03-28T02:05:01.416Z","dateUpdated":"2025-03-28T14:08:55.354Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"String-Compare-ConstantTime","product":"String::Compare::ConstantTime","programFiles":["ConstantTime.xs"],"programRoutines":[{"name":"equals()"}],"repo":"https://github.com/hoytech/String-Compare-ConstantTime","vendor":"FRACTAL","versions":[{"lessThanOrEqual":"0.321","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"reporter","value":"Robert Rothenberg"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"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.<br><br>As 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).\"<br><br>This is similar to&nbsp;CVE-2020-36829<br><br><br>"}],"value":"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"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-208","description":"CWE-208 Observable Timing Discrepancy","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec","dateUpdated":"2025-03-28T02:05:01.416Z"},"references":[{"tags":["related"],"url":"https://metacpan.org/release/FRACTAL/String-Compare-ConstantTime-0.321/view/lib/String/Compare/ConstantTime.pm#TIMING-SIDE-CHANNEL"}],"source":{"discovery":"UNKNOWN"},"title":"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","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-03-28T14:08:00.787015Z","id":"CVE-2024-13939","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-03-28T14:08:55.354Z"}}]}}