7.5

CVE-2011-2500: linux-nfs nfs-utils

CVSS: 7.5v2.0HighModified
AliasesUBUNTU-CVE-2011-2500DEBIAN-CVE-2011-2500
Published 15-02-2014Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2011-2500 is a high (CVSS 7.5) vulnerability in linux-nfs nfs-utils. EPSS estimates a 2.56% chance of exploitation in the next 30 days, higher than 84.8% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
2.56%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
RHSA-2011:1534

Timeline

  1. 15-02-2014
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.56%

Chance of exploitation in the next 30 days

Percentile

85%

Versus all other CVEs

30-day change

0.00 pp

From 2.56% on 19-09-2026

19-09-202619-10-2026
EPSS score
2.56%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • nfs-utils< 1:1.2.4-1
Linux-nfs1 product
Ubuntu1 product
  • nfs-utils< 1:1.2.8-6ubuntu1

3 vendors · 3 products

References

8 links