CVE-2024-27355: phpseclib does not properly limit the ASN1 OID length
(updated )
An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. When processing the ASN.1 object identifier of a certificate, a sub identifier may be provided that leads to a denial of service (CPU consumption for decodeOID).
References
- gist.github.com/katzj/ee72f3c2a00590812b2ea3c0c8890e0b
- github.com/advisories/GHSA-jr22-8qgm-4q87
- github.com/phpseclib/phpseclib
- github.com/phpseclib/phpseclib/blob/978d081fe50ff92879c50ff143c62a143edb0117/phpseclib/File/ASN1.php
- github.com/phpseclib/phpseclib/commit/e32531001b4d62c66c3d824ccef54ffad835eb59
- nvd.nist.gov/vuln/detail/CVE-2024-27355
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