Gentoo update for Shadow



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-7169
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

Vendor Gentoo

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Privilege escalation

EUVDB-ID: #VU11179

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-7169

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The weakness exists due to improper security restrictions when using the newgidmap setuid executable. A local attacker can gain root privileges.

Mitigation

Update the affected packages.
sys-apps/shadow to version: 4.6

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

https://security.gentoo.org/glsa/201805-09


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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