CVE-2007-5839

The e_hostname function in commands.c in BitchX 1.1a allows local users to overwrite arbitrary files via a symlink attack on temporary files when using the (1) HOSTNAME or (2) IRCHOST command.

Published: 2007-11-06 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-5839 is rated Low Risk (19.1/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.04%). Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

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-2007-5839

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 2023-03-07 1.28% 0.04% -1.24%
2 2022-02-04 — 1.28% —

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-5839

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.6 2.0 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.9 6.4 [email protected]

Weakness enumeration for CVE-2007-5839

OS Trackers for CVE-2007-5839

vendor priority summary link
gentoo normal CVE-2007-5839: 1 GLSA(s) (200807-12), 1 atom(s) (net-irc/bitchx); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-5839
ubuntu medium CVE-2007-5839 medium priority: Ubuntu including 1 source packages (ircii-pana), 9 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): DNE 4, ignored 4, needs-triage 1. https://ubuntu.com/security/CVE-2007-5839

Affected software / configurations for CVE-2007-5839

Vendor Product Version Raw CPE
bitchx bitchx 1.1a cpe:2.3:a:bitchx:bitchx:1.1a:*:*:*:*:*:*:*

References for CVE-2007-5839

cvelogic Threat Intelligence