CVE-2019-15523

Description

An issue was discovered in LINBIT csync2 through 2.0. It does not correctly check for the return value GNUTLS_E_WARNING_ALERT_RECEIVED of the gnutls_handshake() function. It neglects to call this function again, as required by the design of the API.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.67% Top 30%
Third-Party Advisory github.com Third-Party Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/LINBIT/csync2/pull/13/commits/92742544a56bcbcd9ec99ca15f898b31797e39e2 third party advisory patch
https://lists.debian.org/debian-lts-announce/2021/01/msg00003.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2019-15523?
CVE-2019-15523 has been scored as a medium severity vulnerability.
How to fix CVE-2019-15523?
To fix CVE-2019-15523, 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-2019-15523 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-15523 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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