SUSE update for librelp



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1000140
CWE-ID CWE-121
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
SUSE OpenStack Cloud Crowbar
Operating systems & Components / Operating system

SUSE Linux Enterprise Software Development Kit
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP
Operating systems & Components / Operating system

HPE Helion Openstack
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

SUSE OpenStack Cloud
Operating systems & Components / Operating system

librelp-devel
Operating systems & Components / Operating system package or component

librelp0-debuginfo
Operating systems & Components / Operating system package or component

librelp0
Operating systems & Components / Operating system package or component

librelp-debugsource
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU11306

Risk: High

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2018-1000140

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated attacker to execute arbitrary code on the target system.

The weakness exists in the relpTcpChkPeerName function due to insufficient validation of X.509 certificates and improper checks on the return value. A remote attacker can send a specially crafted X.509 certificate, trigger stack-based buffer overflow and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Update the affected package librelp to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP3-LTSS - 12-SP5

SUSE OpenStack Cloud: 8 - 9

librelp-devel: before 1.2.15-3.6.3

librelp0-debuginfo: before 1.2.15-3.6.3

librelp0: before 1.2.15-3.6.3

librelp-debugsource: before 1.2.15-3.6.3

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20221891-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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