CVE Vulnerability

CVE-2020-27638

receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.

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 NONE

Availability Impact PARTIAL

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 NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://fastd.readthedocs.io/en/stable/releases/v21.html Broken Link Release Notes
https://bugs.debian.org/972521 Issue Tracking Third Party Advisory
https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/ Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:fastd_project:fastd:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Information

Published : 2020-10-22 01:15

Updated : 2022-04-28 06:23

NVD link : CVE-2020-27638

Mitre link : CVE-2020-27638

Products Affected
No products.
CWE
CWE-617