SUSE Linux update for znc

Published: 2018-08-07

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-14055 CVE-2018-14056
CWE-ID	CWE-20 CWE-22
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SUSE Linux Operating systems & Components / Operating system
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU14122

Risk: Low

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14055

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper validation of untrusted lines coming from the network. A remote unauthenticated attacker can supply specially crafted input to inject rogue values into znc.conf and gain elevated privileges.

Mitigation

Update the affected packages.

Vulnerable software versions

SUSE Linux: 12

External links

http://lists.opensuse.org/opensuse-security-announce/2018-08/msg00017.html

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?

No. We are not aware of malware exploiting this vulnerability.

2) Path traversal

EUVDB-ID: #VU14123