CVE-2005-3313

The IRC protocol dissector in Ethereal 0.10.13 allows remote attackers to cause a denial of service (infinite loop).

Published: 2005-11-01 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-3313 is rated Moderate Risk (48.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.89%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2005-3313

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 5.77% 3.89% -1.88%
2 2025-03-29 3.89% 5.77% +1.88%
3 2025-03-17 — 3.89% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-3313

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2005-3313

OS Trackers for CVE-2005-3313

vendor priority summary link
alpine — CVE-2005-3313: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-2005-3313
gentoo high CVE-2005-3313: 1 GLSA(s) (200510-25), 1 atom(s) (net-analyzer/ethereal); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2005-3313
redhat medium — https://access.redhat.com/security/cve/CVE-2005-3313
ubuntu medium CVE-2005-3313 medium priority: Ubuntu including 1 source packages (ethereal), 5 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): DNE 3, not-affected 1, released 1. https://ubuntu.com/security/CVE-2005-3313

Affected software / configurations for CVE-2005-3313

Vendor Product Version Raw CPE
ethereal_group ethereal 0.7.7 cpe:2.3:a:ethereal_group:ethereal:0.7.7:*:*:*:*:*:*:*
ethereal_group ethereal 0.8 cpe:2.3:a:ethereal_group:ethereal:0.8:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.5 cpe:2.3:a:ethereal_group:ethereal:0.8.5:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.13 cpe:2.3:a:ethereal_group:ethereal:0.8.13:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.14 cpe:2.3:a:ethereal_group:ethereal:0.8.14:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.15 cpe:2.3:a:ethereal_group:ethereal:0.8.15:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.18 cpe:2.3:a:ethereal_group:ethereal:0.8.18:*:*:*:*:*:*:*
ethereal_group ethereal 0.8.19 cpe:2.3:a:ethereal_group:ethereal:0.8.19:*:*:*:*:*:*:*
ethereal_group ethereal 0.9 cpe:2.3:a:ethereal_group:ethereal:0.9:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.1 cpe:2.3:a:ethereal_group:ethereal:0.9.1:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.2 cpe:2.3:a:ethereal_group:ethereal:0.9.2:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.3 cpe:2.3:a:ethereal_group:ethereal:0.9.3:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.4 cpe:2.3:a:ethereal_group:ethereal:0.9.4:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.5 cpe:2.3:a:ethereal_group:ethereal:0.9.5:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.6 cpe:2.3:a:ethereal_group:ethereal:0.9.6:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.7 cpe:2.3:a:ethereal_group:ethereal:0.9.7:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.8 cpe:2.3:a:ethereal_group:ethereal:0.9.8:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.9 cpe:2.3:a:ethereal_group:ethereal:0.9.9:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.10 cpe:2.3:a:ethereal_group:ethereal:0.9.10:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.11 cpe:2.3:a:ethereal_group:ethereal:0.9.11:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.12 cpe:2.3:a:ethereal_group:ethereal:0.9.12:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.13 cpe:2.3:a:ethereal_group:ethereal:0.9.13:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.14 cpe:2.3:a:ethereal_group:ethereal:0.9.14:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.15 cpe:2.3:a:ethereal_group:ethereal:0.9.15:*:*:*:*:*:*:*
ethereal_group ethereal 0.9.16 cpe:2.3:a:ethereal_group:ethereal:0.9.16:*:*:*:*:*:*:*
ethereal_group ethereal 0.10 cpe:2.3:a:ethereal_group:ethereal:0.10:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.1 cpe:2.3:a:ethereal_group:ethereal:0.10.1:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.2 cpe:2.3:a:ethereal_group:ethereal:0.10.2:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.3 cpe:2.3:a:ethereal_group:ethereal:0.10.3:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.4 cpe:2.3:a:ethereal_group:ethereal:0.10.4:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.5 cpe:2.3:a:ethereal_group:ethereal:0.10.5:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.6 cpe:2.3:a:ethereal_group:ethereal:0.10.6:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.7 cpe:2.3:a:ethereal_group:ethereal:0.10.7:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.8 cpe:2.3:a:ethereal_group:ethereal:0.10.8:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.9 cpe:2.3:a:ethereal_group:ethereal:0.10.9:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.10 cpe:2.3:a:ethereal_group:ethereal:0.10.10:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.11 cpe:2.3:a:ethereal_group:ethereal:0.10.11:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.12 cpe:2.3:a:ethereal_group:ethereal:0.10.12:*:*:*:*:*:*:*
ethereal_group ethereal 0.10.13 cpe:2.3:a:ethereal_group:ethereal:0.10.13:*:*:*:*:*:*:*

References for CVE-2005-3313

URL Tags
ftp://patches.sgi.com/support/free/security/advisories/20060201-01-U
http://secunia.com/advisories/17370 Vendor Advisory
http://secunia.com/advisories/17377
http://secunia.com/advisories/17480
http://secunia.com/advisories/18331
http://secunia.com/advisories/18426
http://secunia.com/advisories/18911
http://secunia.com/advisories/19130
http://secunia.com/advisories/19230
http://securitytracker.com/id?1015414
http://www.ethereal.com/appnotes/enpa-sa-00022.html URL Repurposed
http://www.gentoo.org/security/en/glsa/glsa-200510-25.xml Patch Vendor Advisory
http://www.novell.com/linux/security/advisories/2005_25_sr.html
http://www.novell.com/linux/security/advisories/2006_05_sr.html
http://www.redhat.com/archives/fedora-announce-list/2006-January/msg00005.html
http://www.redhat.com/support/errata/RHSA-2006-0156.html
http://www.securityfocus.com/bid/15219 Patch
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10616
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