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CVE-2005-2177

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream...

5.0 MediumFix available

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Exploit likelihood

3.93%Down 0.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
CVE-2005-2177
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
CVE-2005-2177
Updated
2026-11-02
EUVDEUVD-2005-2178 No score

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
EUVD-2005-2178
Updated
2026-11-03
GitHub AdvisoriesGHSA-cqhx-q2jc-7rj5 No score

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream...

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
GHSA-cqhx-q2jc-7rj5
Weakness
CWE-20
Updated
2026-11-02
OSV No score

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
CVE-2005-2177
Updated
2026-11-02
OSVDEBIAN-CVE-2005-2177 No score

Net-SNMP 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3, when net-snmp is using stream sockets such as TCP, allows remote attackers to cause a denial of service (daemon hang and CPU consumption) via a TCP packet of length 1, which triggers an infinite loop.

Record
DEBIAN-CVE-2005-2177
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
net-snmp
Debian:12
 before 5.2.1.2-1
5.2.1.2-1
net-snmp
Debian:13
 before 5.2.1.2-1
5.2.1.2-1
net-snmp
Debian:14
 before 5.2.1.2-1
5.2.1.2-1
net-snmp
Debian:3.1
 before 5.1.2-6.2, plus listed versions
5.1.2-6.1
5.1.2-6.2
net-snmp
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-debuginfo
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-devel
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-libs
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-perl
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-utils
Red Hat:enterprise_linux:3::as
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
Show 42 moreShow less
Affected packages
PackageAffectedFixed
net-snmp
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-debuginfo
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-devel
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-libs
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-perl
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-utils
Red Hat:enterprise_linux:3::desktop
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-debuginfo
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-devel
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-libs
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-perl
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-utils
Red Hat:enterprise_linux:3::es
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-debuginfo
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-devel
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-libs
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-perl
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp-utils
Red Hat:enterprise_linux:3::ws
From an advisory covering 3 CVEs
 before 0:5.0.9-2.30E.19
0:5.0.9-2.30E.19
net-snmp
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-devel
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-libs
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-perl
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-utils
Red Hat:enterprise_linux:4::as
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-devel
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-libs
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-perl
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-utils
Red Hat:enterprise_linux:4::desktop
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-devel
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-libs
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-perl
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-utils
Red Hat:enterprise_linux:4::es
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-devel
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-libs
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-perl
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6
net-snmp-utils
Red Hat:enterprise_linux:4::ws
From an advisory covering 3 CVEs
 before 0:5.1.2-11.EL4.6
0:5.1.2-11.EL4.6

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-2177 is a medium vulnerability (CVSS 5.0) in Net-snmp, published July 10, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.93%, the 90th percentile. Fixed in net-snmp 5.2.1.2-1.

References

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