Vulnerability Details : CVE-2013-1923
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.
Vulnerability category: Information leak
Products affected by CVE-2013-1923
- cpe:2.3:a:linux-nfs:nfs-utils:*:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:linux-nfs:nfs-utils:1.2.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-1923
0.64%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-1923
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.2
|
LOW | AV:A/AC:H/Au:N/C:P/I:P/A:N |
3.2
|
4.9
|
NIST |
CWE ids for CVE-2013-1923
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-1923
-
http://lists.opensuse.org/opensuse-updates/2013-06/msg00172.html
openSUSE-SU-2013:1048-1: moderate: This update of nfs-utils fixed a DNS
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http://www.securityfocus.com/bid/58854
nfs-utils 'rpc.gssd' DNS Spoofing Vulnerability
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http://marc.info/?l=linux-nfs&m=136500502805121&w=2
'Re: [PATCH] Avoid PTR lookups when possible' - MARC
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http://lists.opensuse.org/opensuse-updates/2013-06/msg00146.html
openSUSE-SU-2013:1016-1: moderate: update for nfs-utils
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http://marc.info/?l=linux-nfs&m=136491998607561&w=2
'Re: [PATCH] Avoid PTR lookups when possible' - MARC
-
http://lists.opensuse.org/opensuse-updates/2013-06/msg00142.html
openSUSE-SU-2013:1012-1: moderate: update for nfs-utils
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https://exchange.xforce.ibmcloud.com/vulnerabilities/85331
Red Hat nfs-utils package spoofing CVE-2013-1923 Vulnerability Report
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https://bugzilla.redhat.com/show_bug.cgi?id=948072
948072 – (CVE-2013-1923) CVE-2013-1923 nfs-utils: rpc.gssd is vulnerable to DNS spoofing
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