Name: CVE-2019-15523: Unchecked Return Value
Creator: Rapid7
Published: 2020-12-30T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2019-15523, CWE-252, CVSS 5.3, EPSS 0.01337

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 Details

CVSS 3.1 Base Score: 5.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade csync2	Aug 22, 2024	Dec 30, 2020
Debian	—	Upgrade csync2	Jan 6, 2021	Dec 30, 2020
Suse	—	Upgrade csync2	Jun 10, 2021	Dec 30, 2020
Ubuntu	—	No solution exists	Jun 26, 2025	Dec 30, 2020

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CVSS Details

Covered by Rapid7

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