CVE-2018-1000140 Detail

Current 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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://access.redhat.com/errata/RHSA-2018:1223 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1225 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1701 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1702 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1703 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1704 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:1707 Third Party Advisory 
https://github.com/rsyslog/librelp/blob/532aa362f0f7a8d037505b0a27a1df452f9bac9e/src/tcp.c#L1205 Patch  Third Party Advisory 
https://lgtm.com/rules/1505913226124/ Exploit  Third Party Advisory 
https://security.gentoo.org/glsa/201804-21 Third Party Advisory 
https://usn.ubuntu.com/3612-1/ Third Party Advisory 
https://www.debian.org/security/2018/dsa-4151 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-1000140
NVD Published Date:
03/23/2018
NVD Last Modified:
08/24/2020
Source:
MITRE