id: PYSEC-2020-45
details: An issue was discovered in OpenStack Horizon before 15.3.2, 16.x before 16.2.1,
  17.x and 18.x before 18.3.3, 18.4.x, and 18.5.x. There is a lack of validation of
  the "next" parameter, which would allow someone to supply a malicious URL in Horizon
  that can cause an automatic redirect to the provided malicious URL.
affected:
- package:
    name: horizon
    ecosystem: PyPI
    purl: pkg:pypi/horizon
  ranges:
  - type: ECOSYSTEM
    events:
    - introduced: 15.3.0
    - fixed: 15.3.2
    - introduced: 16.0.0
    - fixed: 16.2.1
    - introduced: 17.0.0
    - fixed: 18.3.3
    - introduced: 18.4.0
    - fixed: 18.6.0
  versions:
  - 15.3.0
  - 15.3.1
  - 16.0.0
  - 16.1.0
  - 16.2.0
  - 17.0.0
  - 17.1.0
  - 18.0.0
  - 18.1.0
  - 18.2.0
  - 18.3.0
  - 18.3.1
  - 18.3.2
  - 18.4.0
  - 18.4.1
  - 18.5.0
references:
- type: WEB
  url: https://bugs.launchpad.net/horizon/+bug/1865026
- type: WEB
  url: https://review.opendev.org/c/openstack/horizon/+/758841/
- type: WEB
  url: https://review.opendev.org/c/openstack/horizon/+/758843/
- type: WEB
  url: https://security.openstack.org/ossa/OSSA-2020-008.html
- type: WEB
  url: http://www.openwall.com/lists/oss-security/2020/12/08/2
- type: ADVISORY
  url: https://www.debian.org/security/2020/dsa-4820
- type: ADVISORY
  url: https://github.com/advisories/GHSA-f8fh-xp28-q59m
aliases:
- CVE-2020-29565
- GHSA-f8fh-xp28-q59m
modified: "2021-03-09T15:08:00Z"
published: "2020-12-04T08:15:00Z"