# CVE-2018-1000140: librelp0: rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certifica...

CVE-2018-1000140 is fixed in librelp0 on 1 platform by librelp0 1.2.14-3ubuntu0.1~esm1 (version 1.2.14-3ubuntu0.1~esm1), released March 22, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-1000140
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0934
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 22, 2018

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | librelp0 Ubuntu 18.04.6 LTS (bionic) | 1.2.14-3ubuntu0.1~esm1 | [librelp0 1.2.14-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-librelp0-1.2.14-3ubuntu0.1-esm1.md) | Mar 22, 2018 |

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