Free and open-source vulnerability scanner
Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.
Install NowAvailable for macOS, Windows, and Linux
Debian Security Advisory DSA 4151-1 (librelp - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Bas van Schaik and Kevin Backhouse discovered a stack-based buffer overflow vulnerability in librelp, a library providing reliable event logging over the network, triggered while checking x509 certificates from a peer. A remote attacker able to connect to rsyslog can take advantage of this flaw for remote code execution by sending a specially crafted x509 certificate.
Affected Software
Affected Software
librelp on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the oldstable distribution (jessie), this problem has been fixed in version 1.2.7-2+deb8u1. For the stable distribution (stretch), this problem has been fixed in version 1.2.12-1+deb9u1. We recommend that you upgrade your librelp packages. For the detailed security status of librelp please refer to its security tracker page linked in the references.