CVE-2014-4877

Exp

Absolute path traversal vulnerability in GNU Wget before 1.16, when recursion is enabled, allows remote FTP servers to write to arbitrary files, and consequently execute arbitrary code, via a LIST response that references the same filename within two entries, one of which indicates that the filename is for a symlink.

Published: 2014-10-29 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2014-4877 is rated High Exploit Risk (91.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 74.31%, 99th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +4.95% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2014-4877

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-4877

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 2026-03-19 69.36% 74.31% +4.95%
2 2025-07-13 74.31% 69.36% -4.95%
3 2025-07-12 74.31%

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-4877

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2014-4877

OS Trackers for CVE-2014-4877

vendor priority summary link
debian not yet assigned CVE-2014-4877 not yet assigned priority: Debian including 1 source packages (wget), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-4877
gentoo normal CVE-2014-4877: 1 GLSA(s) (201411-05), 1 atom(s) (net-misc/wget); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-4877
redhat medium https://access.redhat.com/security/cve/CVE-2014-4877
suse high https://www.suse.com/security/cve/CVE-2014-4877/
ubuntu medium CVE-2014-4877 medium priority: Ubuntu including 1 source packages (wget), 5 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 5. https://ubuntu.com/security/CVE-2014-4877

Affected software / configurations for CVE-2014-4877

Vendor Product Version Raw CPE
gnu wget <= 1.15 cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:*
gnu wget 1.12 cpe:2.3:a:gnu:wget:1.12:*:*:*:*:*:*:*
gnu wget 1.13 cpe:2.3:a:gnu:wget:1.13:*:*:*:*:*:*:*
gnu wget 1.13.1 cpe:2.3:a:gnu:wget:1.13.1:*:*:*:*:*:*:*
gnu wget 1.13.2 cpe:2.3:a:gnu:wget:1.13.2:*:*:*:*:*:*:*
gnu wget 1.13.3 cpe:2.3:a:gnu:wget:1.13.3:*:*:*:*:*:*:*
gnu wget 1.13.4 cpe:2.3:a:gnu:wget:1.13.4:*:*:*:*:*:*:*
gnu wget 1.14 cpe:2.3:a:gnu:wget:1.14:*:*:*:*:*:*:*

References for CVE-2014-4877

URL Tags
http://advisories.mageia.org/MGASA-2014-0431.html
http://git.savannah.gnu.org/cgit/wget.git/commit/?id=18b0979357ed7dc4e11d4f2b1d7e0f5932d82aa7
http://git.savannah.gnu.org/cgit/wget.git/commit/?id=b4440d96cf8173d68ecaa07c36b8f4316ee794d0 Patch
http://lists.gnu.org/archive/html/bug-wget/2014-10/msg00150.html Patch
http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00009.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00026.html
http://rhn.redhat.com/errata/RHSA-2014-1764.html
http://rhn.redhat.com/errata/RHSA-2014-1955.html
http://security.gentoo.org/glsa/glsa-201411-05.xml
http://www.debian.org/security/2014/dsa-3062
http://www.kb.cert.org/vuls/id/685996 Patch US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2015:121
http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
http://www.securityfocus.com/bid/70751
http://www.ubuntu.com/usn/USN-2393-1
https://bugzilla.redhat.com/show_bug.cgi?id=1139181 Patch
https://community.rapid7.com/community/metasploit/blog/2014/10/28/r7-2014-15-gnu-wget-ftp-symlink-arbitrary-filesystem-access Exploit
https://github.com/rapid7/metasploit-framework/pull/4088 Exploit
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05376917
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
https://kc.mcafee.com/corporate/index?page=content&id=SB10106
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