CVE Vulnerability

CVE-2021-30130

phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/phpseclib/phpseclib/releases/tag/2.0.31 Release Notes Third Party Advisory
https://github.com/phpseclib/phpseclib/pull/1635 Patch Third Party Advisory
https://github.com/phpseclib/phpseclib/releases/tag/3.0.7 Release Notes Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00024.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00025.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:*
cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2021-04-06 03:15

Updated : 2023-01-27 07:52

NVD link : CVE-2021-30130

Mitre link : CVE-2021-30130

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature