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CVE-2005-2177

16
FAUCET Score

CVE-2005-2177 describes a denial-of-service vulnerability affecting Net-SNMP versions 5.0.x before 5.0.10.2, 5.2.x before 5.2.1.2, and 5.1.3 when using stream sockets like TCP. A remote attacker can trigger an infinite loop, leading to daemon hang and high CPU consumption, by sending a TCP packet of length one. This vulnerability has a CVSS score of 5.0, indicating a medium severity with a network attack vector, low complexity, and potential for partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.0CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.0:*:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.0.1:*:*:*:*:*:*:*
5.0.2CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.0.2:*:*:*:*:*:*:*
5.0.3CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.0.3:*:*:*:*:*:*:*
5.0.4_pre2CPE matchmatch criteria
cpe:2.3:a:net-snmp:net-snmp:5.0.4_pre2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.93%
Probability of exploitation in next 30 days
EPSS Percentile
89.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0393 is in the 86th percentile among its peer group of 23,705 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: net-snmp-0:5.0.9-2.30E.19
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: net-snmp-0:5.1.2-11.EL4.6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux ES version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux WS version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch

Vendor Advisories (1)

redhatCVE-2005-2177Low

security flaw

Jul 1, 2005

References

secunia.com / advisories/15930
Vendor Advisory
secunia.com / advisories/16999
Vendor Advisory
secunia.com / advisories/17007
Vendor Advisory
secunia.com / advisories/17135
Vendor Advisory
secunia.com / advisories/17217
Vendor Advisory
secunia.com / advisories/17282
Vendor Advisory
secunia.com / advisories/17343
Vendor Advisory
secunia.com / advisories/18635
Vendor Advisory
secunia.com / advisories/22875
Vendor Advisory
secunia.com / advisories/23058
Vendor Advisory
secunia.com / advisories/25373
Vendor Advisory
secunia.com / advisories/25432
Vendor Advisory
secunia.com / advisories/25787
Vendor Advisory
securitytracker.com / id
sourceforge.net / mailarchive/forum.php
Patch
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9986
sunsolve.sun.com / search/document.do
support.avaya.com / elmodocs2/security/ASA-2005-225.pdf
debian.org / security/2005/dsa-873
mandriva.com / security/advisories
net-snmp.org / about/ChangeLog.html
novell.com / linux/security/advisories/2005_24_sr.html
novell.com / linux/security/advisories/2007_12_sr.html
novell.com / linux/security/advisories/2007_13_sr.html
redhat.com / support/errata/RHSA-2005-373.html
redhat.com / support/errata/RHSA-2005-395.html
redhat.com / support/errata/RHSA-2005-720.html
securityfocus.com / archive/1/451404/100/0/threaded
securityfocus.com / archive/1/451417/100/200/threaded
securityfocus.com / archive/1/451419/100/200/threaded
securityfocus.com / archive/1/451426/100/200/threaded
securityfocus.com / bid/14168
securityfocus.com / bid/21256
trustix.org / errata/2005/0034
PatchVendor Advisory
ubuntu.com / usn/usn-190-1
vmware.com / download/esx/esx-202-200610-patch.html
vmware.com / download/esx/esx-213-200610-patch.html
vmware.com / download/esx/esx-254-200610-patch.html
vupen.com / english/advisories/2006/4502
Vendor Advisory
vupen.com / english/advisories/2006/4677
Vendor Advisory
vupen.com / english/advisories/2007/1883
Vendor Advisory