CVE-2016-4971
GNU wget before 1.18 allows remote servers to write to arbitrary files by redirecting a request from HTTP to a crafted FTP resource.
02 Description
GNU wget before 1.18 allows remote servers to write to arbitrary files by redirecting a request from HTTP to a crafted FTP resource.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 46.06% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.7% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-06-30 17:00Z10 YR AGO
- Last updated
- 2024-08-06 00:46Z2 YR AGO
- Reserved
- 2016-05-24
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-73External Control of File Name or PathBase
- Data version
- 5.1
- Document digest
- 40f57fbcf16917ea38798249074a88275bf411d7b69b70b866d04979b20530d3
05 Affected products
06 References
- lists.gnu.org[info-gnu] 20160609 GNU wget 1.18 releasedhttp://lists.gnu.org/archive/html/info-gnu/2016-06/msg00004.html
- security.gentoo.orgGLSA-201610-11https://security.gentoo.org/glsa/201610-11
- lists.opensuse.orgopenSUSE-SU-2016:2027http://lists.opensuse.org/opensuse-updates/2016-08/msg00043.html
- www.exploit-db.com40064https://www.exploit-db.com/exploits/40064/
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1343666
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- git.savannah.gnu.orghttp://git.savannah.gnu.org/cgit/wget.git/commit/?id=e996e322ffd42aaa051602da182d03178d0f13e1
- rhn.redhat.comRHSA-2016:2587http://rhn.redhat.com/errata/RHSA-2016-2587.html
- www.securitytracker.com1036133http://www.securitytracker.com/id/1036133
- www.ubuntu.comUSN-3012-1http://www.ubuntu.com/usn/USN-3012-1
- www.securityfocus.com91530http://www.securityfocus.com/bid/91530
- security.paloaltonetworks.comhttps://security.paloaltonetworks.com/CVE-2016-4971
- packetstormsecurity.comhttp://packetstormsecurity.com/files/162395/GNU-wget-Arbitrary-File-Upload-Code-Execution.html
07 Fixed in
Debian 12
- wget Fixed in 1.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wget Fixed in 1.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wget Fixed in 1.18-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- wget Fixed in 1.15-1ubuntu1.14.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- wget Fixed in 1.17.1-1ubuntu1.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.