Description
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).
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/phpseclib/phpseclib/blob/978d081fe50ff92879c50ff143c62a143edb0117/phpseclib/File/ASN1.php#L1129 ↗
- https://gist.github.com/katzj/ee72f3c2a00590812b2ea3c0c8890e0b ↗
- https://lists.debian.org/debian-lts-announce/2024/03/msg00002.html ↗
- https://lists.debian.org/debian-lts-announce/2024/03/msg00003.html ↗