CVE-2024-27355
Last modified
CVE-2024-27355 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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).. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
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).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Phpseclib | Phpseclib | >= 1.0.0, < 1.0.23 |
| Phpseclib | Phpseclib | >= 2.0.0, < 2.0.47 |
| Phpseclib | Phpseclib | >= 3.0.0, < 3.0.36 |
| Debian | Debian Linux | 10.0 |
References
- https://gist.github.com/katzj/ee72f3c2a00590812b2ea3c0c8890e0bThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/03/msg00002.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/03/msg00003.htmlMailing List, Third Party Advisory
- https://gist.github.com/katzj/ee72f3c2a00590812b2ea3c0c8890e0bThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/03/msg00002.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/03/msg00003.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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