CVE-2016-1000110
The CGIHandler class in Python before 2.7.12 does not protect against the HTTP_PROXY variable name clash in a CGI script, which could allow a remote attacker to redirect HTTP requests.
02 Description
The CGIHandler class in Python before 2.7.12 does not protect against the HTTP_PROXY variable name clash in a CGI script, which could allow a remote attacker to redirect HTTP requests.
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
- 4.52% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.3% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (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:C/C:L/I:L/A:N
- 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
- 2019-11-27 16:54Z6 YR AGO
- Last updated
- 2024-08-06 03:55Z2 YR AGO
- Reserved
- 2016-07-18
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 79a6b22314f6467d3a38c81d73732674177039459f563ad7d37393d56d7f8ad8
05 Affected products
06 References
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2016-1000110
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-1000110
- bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=CVE-2016-1000110
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7K3WFJO3SJQCODKRKU6EQV3ZGHH53YPU/
- lists.opensuse.orgopenSUSE-SU-2020:0086http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
07 Fixed in
Debian 11
- python2.7 Fixed in 2.7.12-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- python2.7 Fixed in 2.7.6-8ubuntu0.3
- python3.4 Fixed in 3.4.3-1ubuntu1~14.04.5
- python3.5 Fixed in 3.5.2-2ubuntu0~16.04.4~14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- python2.7 Fixed in 2.7.12-1ubuntu0~16.04.1
- python3.5 Fixed in 3.5.2-2ubuntu0~16.04.1
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.