CVE-2023-23759

EUVD-2023-27845
There is a vulnerability in the fizz library prior to v2023.01.30.00 where a CHECK failure can be triggered remotely. This behavior requires the client supported cipher advertisement changing between the original ClientHello and the second ClientHello, crashing the process (impact is limited to denial of service).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
Affected Products (NVD)
VendorProductVersion
facebookfizz
𝑥
< 2023.01.30.00
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/facebookincubator/fizz/commit/8d3649841597bedfb6986c30431ebad0eb215265
https://www.facebook.com/security/advisories/cve-2023-23759
https://github.com/facebookincubator/fizz/commit/8d3649841597bedfb6986c30431ebad0eb215265
https://www.facebook.com/security/advisories/cve-2023-23759