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Fencer Intel
low 3.5

CVE-2012-2141 json

Array index error in the handle_nsExtendOutput2Table function in agent/mibgroup/agent/extend.c in Net-SNMP 5.7.1 allows remote authenticate…

published 2012-08-14 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-2138

cvss
3.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Array index error in the handle_nsExtendOutput2Table function in agent/mibgroup/agent/extend.c in Net-SNMP 5.7.1 allows remote authenticated users to cause a denial of service (out-of-bounds read and snmpd crash) via an SNMP GET request for an entry not in the extension table.

Patch / fix

  • net-snmp Debian 14, Debian 13, Debian 12 5.4.3~dfsg-2.5

debian advisories DEBIAN-CVE-2012-2141

  • net-snmp RHEL 5 1:5.3.2.2-20.el5
  • net-snmp-libs RHEL 5 1:5.3.2.2-20.el5
  • net-snmp-perl RHEL 5 1:5.3.2.2-20.el5
  • net-snmp-utils RHEL 5 1:5.3.2.2-20.el5
  • net-snmp RHEL 6 1:5.5-41.el6
  • net-snmp-libs RHEL 6 1:5.5-41.el6
  • net-snmp-perl RHEL 6 1:5.5-41.el6
  • net-snmp-utils RHEL 6 1:5.5-41.el6

red hat advisories RHSA-2013:0124RHSA-2012:0876

  • net-snmp openSUSE Tumbleweed 5.7.3-8.4

opensuse advisories openSUSE-SU-2024:10204-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-2141 updated cvss 4.3

net-snmp: Array index error, leading to out-of heap-based buffer read (snmpd crash)

  • Red Hat Enterprise Linux (v. 5 server) net-snmp 5.3.2.2-20.el5, net-snmp-libs 5.3.2.2-20.el5, net-snmp-perl 5.3.2.2-20.el5, net-snmp-utils 5.3.2.2-20.el5 Red Hat Enterprise Linux Desktop (v. 5 client) net-snmp 5.3.2.2-20.el5, net-snmp-libs 5.3.2.2-20.el5, net-snmp-perl 5.3.2.2-20.el5, net-snmp-utils 5.3.2.2-20.el5
    fixed: vendor fix RHSA-2013:0124
  • Red Hat Enterprise Linux Desktop (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6
    fixed: vendor fix RHSA-2012:0876
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) net-snmp 5.3.2.2-20.el5, net-snmp-libs 5.3.2.2-20.el5, net-snmp-perl 5.3.2.2-20.el5, net-snmp-utils 5.3.2.2-20.el5
    fixed: vendor fix RHSA-2013:0124
  • Red Hat Enterprise Linux HPC Node (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6 Red Hat Enterprise Linux Server (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6 Red Hat Enterprise Linux Workstation (v. 6) net-snmp 5.5-41.el6, net-snmp-libs 5.5-41.el6, net-snmp-perl 5.5-41.el6, net-snmp-utils 5.5-41.el6, net-snmp-python 5.5-41.el6
    fixed: vendor fix RHSA-2012:0876

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.17% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:N/A:P

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.