Configuration in Linux kernel - CVE-1999-0656

 

Configuration in Linux kernel - CVE-1999-0656

Published: January 1, 1999 / Updated: July 11, 2017


Vulnerability identifier: #VU95778
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-1999-0656
CWE-ID: CWE-16
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The ugidd RPC interface, by design, allows remote attackers to enumerate valid usernames by specifying arbitrary UIDs that ugidd maps to local user and group names. This Common Vulnerabilities and Exposures (CVE) entry is a configuration issue and not a software flaw. As such, it does not fit in the CVE software flaw list. The Common Vulnerability Scoring System (CVSS) base score for this CVE entry has been set to 0 because this CVE entry has no impact as a software flaw according to CVSS. This does not mean that the configuration issue is not important and there may be security implications relative to computers having this configuration.


How to mitigate CVE-1999-0656

Install update from vendor's repository.

Sources