SB2014012104 - Information disclosure in nfs.sourceforge.net nfs-utils
Published: January 21, 2014 Updated: August 10, 2020
Security Bulletin ID
SB2014012104
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Information disclosure (CVE-ID: CVE-2013-1923)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
rpc-gssd in nfs-utils before 1.2.8 performs reverse DNS resolution for server names during GSSAPI authentication, which might allow remote attackers to read otherwise-restricted files via DNS spoofing attacks.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00142.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00146.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00172.html
- http://marc.info/?l=linux-nfs&m=136491998607561&w=2
- http://marc.info/?l=linux-nfs&m=136500502805121&w=2
- http://www.securityfocus.com/bid/58854
- https://bugzilla.redhat.com/show_bug.cgi?id=948072
- https://exchange.xforce.ibmcloud.com/vulnerabilities/85331