Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linbit | Csync2 | <= 2.0 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/LINBIT/csync2/pull/13/commits/92742544a56bcbcd9ec99ca15f898b3PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00003.htmlMailing ListThird Party Advisory
- https://github.com/LINBIT/csync2/pull/13/commits/92742544a56bcbcd9ec99ca15f898b3PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00003.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2019-15523?
CVE-2019-15523 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 func...
How severe is CVE-2019-15523?
CVE-2019-15523 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-15523?
Check the references section above for vendor advisories and patch information. Affected products include: Linbit Csync2, Debian Debian Linux.