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Fencer Vulns
critical 10.0

CVE-2005-4837 in the critical feed json

snmp_api.c in snmpd in Net-SNMP 5.2.x before 5.2.2, 5.1.x before 5.1.3, and 5.0.x before 5.0.10.2, when running in master agentx mode, allo…

published 2005-12-31 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4829

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.0%
EPSS 10.0% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

snmp_api.c in snmpd in Net-SNMP 5.2.x before 5.2.2, 5.1.x before 5.1.3, and 5.0.x before 5.0.10.2, when running in master agentx mode, allows remote attackers to cause a denial of service (crash) by causing a particular TCP disconnect, which triggers a free of an incorrect variable, a different vulnerability than CVE-2005-2177.

Patch / fix

  • net-snmp Debian 14, Debian 13, Debian 12 5.2.2-1

debian advisories DEBIAN-CVE-2005-4837

  • net-snmp RHEL 4 5.1.2-11.EL4.6
  • net-snmp-libs RHEL 4 5.1.2-11.EL4.6
  • net-snmp-perl RHEL 4 5.1.2-11.EL4.6
  • net-snmp-utils RHEL 4 5.1.2-11.EL4.6
  • net-snmp RHEL 3 5.0.9-2.30E.19
  • net-snmp-libs RHEL 3 5.0.9-2.30E.19
  • net-snmp-perl RHEL 3 5.0.9-2.30E.19
  • net-snmp-utils RHEL 3 5.0.9-2.30E.19

red hat advisories RHSA-2005:395RHSA-2005:373

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-2005-4837 updated

security flaw

  • Red Hat Desktop version 3 net-snmp 5.0.9-2.30E.19, net-snmp-libs 5.0.9-2.30E.19, net-snmp-perl 5.0.9-2.30E.19, net-snmp-utils 5.0.9-2.30E.19 Red Hat Enterprise Linux AS version 3 net-snmp 5.0.9-2.30E.19, net-snmp-libs 5.0.9-2.30E.19, net-snmp-perl 5.0.9-2.30E.19, net-snmp-utils 5.0.9-2.30E.19
    fixed: vendor fix RHSA-2005:373
  • Red Hat Enterprise Linux AS version 4 net-snmp 5.1.2-11.EL4.6, net-snmp-libs 5.1.2-11.EL4.6, net-snmp-perl 5.1.2-11.EL4.6, net-snmp-utils 5.1.2-11.EL4.6 Red Hat Enterprise Linux Desktop version 4 net-snmp 5.1.2-11.EL4.6, net-snmp-libs 5.1.2-11.EL4.6, net-snmp-perl 5.1.2-11.EL4.6, net-snmp-utils 5.1.2-11.EL4.6
    fixed: vendor fix RHSA-2005:395
  • Red Hat Enterprise Linux ES version 3 net-snmp 5.0.9-2.30E.19, net-snmp-libs 5.0.9-2.30E.19, net-snmp-perl 5.0.9-2.30E.19, net-snmp-utils 5.0.9-2.30E.19
    fixed: vendor fix RHSA-2005:373
  • Red Hat Enterprise Linux ES version 4 net-snmp 5.1.2-11.EL4.6, net-snmp-libs 5.1.2-11.EL4.6, net-snmp-perl 5.1.2-11.EL4.6, net-snmp-utils 5.1.2-11.EL4.6
    fixed: vendor fix RHSA-2005:395
  • Red Hat Enterprise Linux WS version 3 net-snmp 5.0.9-2.30E.19, net-snmp-libs 5.0.9-2.30E.19, net-snmp-perl 5.0.9-2.30E.19, net-snmp-utils 5.0.9-2.30E.19
    fixed: vendor fix RHSA-2005:373
  • Red Hat Enterprise Linux WS version 4 net-snmp 5.1.2-11.EL4.6, net-snmp-libs 5.1.2-11.EL4.6, net-snmp-perl 5.1.2-11.EL4.6, net-snmp-utils 5.1.2-11.EL4.6
    fixed: vendor fix RHSA-2005:395

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

10.04% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sourceforge.net http://sourceforge.net/tracker/index.php?func=detail&aid=1207023&group_id=12694&atid=112694 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

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