CVE Vulnerability

CVE-2020-36400

ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306 Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042 Issue Tracking Mailing List
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:zeromq:libzmq:4.3.3:*:*:*:*:*:*:*
Information

Published : 2021-07-01 03:15

Updated : 2021-07-06 11:41

NVD link : CVE-2020-36400

Mitre link : CVE-2020-36400

Products Affected
No products.
CWE
CWE-787