CVE-2018-6343

Description

Proxygen fails to validate that a secondary auth manager is set before dereferencing it. That can cause a denial of service issue when parsing a Certificate/CertificateRequest HTTP2 Frame over a fizz (TLS 1.3) transport. This issue affects Proxygen releases starting from v2018.10.29.00 until the fix in v2018.11.19.00.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.27%
Third-Party Advisory github.com
Affected: Facebook Proxygen
Published at:
Updated at:

References

Link Tags
https://github.com/facebook/proxygen/commit/0600ebe59c3e82cd012def77ca9ca1918da74a71 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2018-6343?
CVE-2018-6343 has been scored as a high severity vulnerability.
How to fix CVE-2018-6343?
To fix CVE-2018-6343, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6343 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-6343 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-6343?
CVE-2018-6343 affects Facebook Proxygen.
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