{"id":"GHSA-wjfc-pgfp-pv9c","aliases":[],"url":"https://o3.security/vulnerability/GHSA-wjfc-pgfp-pv9c","summary":"Improper Input Validation in nyholm/psr7","details":"### Impact\n\nImproper header parsing. An attacker could sneak in a newline (`\\n`) into both the header names and values. While the specification states that `\\r\\n\\r\\n` is used to terminate the header list, many servers in the wild will also accept `\\n\\n`.\n\n### Patches\n\nThe issue is patched in 1.6.1.\n\n### Workarounds\n\nThere are no known workarounds.\n\n### References\n\n* https://www.rfc-editor.org/rfc/rfc7230#section-3.2.4","published":"2023-04-21T20:27:30Z","modified":"2024-11-29T05:28:02.962505Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"nyholm/psr7","fixedVersion":"1.6.1"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/Nyholm/psr7/security/advisories/GHSA-wjfc-pgfp-pv9c"},{"type":"WEB","url":"https://github.com/guzzle/psr7/security/advisories/GHSA-q7rv-6hp3-vh96"},{"type":"WEB","url":"https://github.com/guzzle/psr7/security/advisories/GHSA-wxmh-65f7-jcvw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29197"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/nyholm/psr7/2023-04-17.yaml"},{"type":"PACKAGE","url":"https://github.com/Nyholm/psr7"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2024-11-29T05:28:02.962505Z"}}