CVE-2019-15523
csync2 - security update
5.3
MEDIUM
CVSS 3.1
EPSS 1.3%
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.
How to fix CVE-2019-15523
To remediate CVE-2019-15523, upgrade the affected package to a fixed version below.
- Debian/csync2—upgrade to 2.0-25-gc0faaf9-1 or later
- —upgrade to 2.0-8-g175a01c-4+deb9u2 or later
Is CVE-2019-15523 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.0-25-gc0faaf9-1
- from 0, < 2.0-8-g175a01c-4+deb9u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |