CVE-2020-12105

Description

OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.24%
Vendor Advisory opensuse.org Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.com/openconnect/openconnect/-/merge_requests/96 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00039.html mailing list third party advisory vendor advisory
https://security.gentoo.org/glsa/202006-15 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-12105?
CVE-2020-12105 has been scored as a medium severity vulnerability.
How to fix CVE-2020-12105?
To fix CVE-2020-12105, 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-2020-12105 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-12105 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.
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