Vulnerability Description
phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Phpseclib | Phpseclib | < 2.0.31 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://github.com/phpseclib/phpseclib/pull/1635PatchThird Party Advisory
- https://github.com/phpseclib/phpseclib/releases/tag/2.0.31Release NotesThird Party Advisory
- https://github.com/phpseclib/phpseclib/releases/tag/3.0.7Release NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00024.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00025.htmlMailing ListThird Party Advisory
- https://github.com/phpseclib/phpseclib/pull/1635PatchThird Party Advisory
- https://github.com/phpseclib/phpseclib/releases/tag/2.0.31Release NotesThird Party Advisory
- https://github.com/phpseclib/phpseclib/releases/tag/3.0.7Release NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00024.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00025.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2021-30130?
CVE-2021-30130 is a vulnerability with a CVSS score of 7.5 (HIGH). phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.
How severe is CVE-2021-30130?
CVE-2021-30130 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30130?
Check the references section above for vendor advisories and patch information. Affected products include: Phpseclib Phpseclib, Debian Debian Linux.