Description
rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certificates from a peer that can result in Remote code execution. This attack appear to be exploitable a remote attacker that can connect to rsyslog and trigger a stack buffer overflow by sending a specially crafted x509 certificate.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://usn.ubuntu.com/3612-1/ ↗
- https://security.gentoo.org/glsa/201804-21 ↗
- https://github.com/rsyslog/librelp/blob/532aa362f0f7a8d037505b0a27a1df452f9bac9e/src/tcp.c#L1205 ↗
- https://access.redhat.com/errata/RHSA-2018:1703 ↗
- https://access.redhat.com/errata/RHSA-2018:1704 ↗
- https://access.redhat.com/errata/RHSA-2018:1702 ↗
- https://access.redhat.com/errata/RHSA-2018:1225 ↗
- https://access.redhat.com/errata/RHSA-2018:1707 ↗
- https://lgtm.com/rules/1505913226124/ ↗
- https://access.redhat.com/errata/RHSA-2018:1223 ↗
- https://www.debian.org/security/2018/dsa-4151 ↗
- https://access.redhat.com/errata/RHSA-2018:1701 ↗
- http://packetstormsecurity.com/files/172829/librelp-Remote-Code-Execution.html ↗