High severity · published Feb 7, 2022
CVE-2022-21712
twisted is an event-driven networking engine written in Python
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
twisted is an event-driven networking engine written in Python. In affected versions twisted exposes cookies and authorization headers when following cross-origin redirects. This issue is present in the `twited.web.RedirectAgent` and `twisted.web. BrowserLikeRedirectAgent` functions. Users are advised to upgrade. There are no known workarounds.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
FE
Fedora · Fedoraproject
35; 36 · source: NVD
TW
Twisted · Twisted
11.1.0 before 22.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21712
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21712
Patch
https://github.com/twisted/twisted/commit/af8fe78542a6f2bf2235ccee8158d9c88d31e8e2
Release Notes
https://github.com/twisted/twisted/releases/tag/twisted-22.1.0
Third Party Advisory
https://github.com/twisted/twisted/security/advisories/GHSA-92x2-jw7w-xvvx
lists.debian.org
https://lists.debian.org/debian-lts-announce/2022/02/msg00021.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7U6KYDTOLPICAVSR34G2WRYLFBD2YW5K/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLKHA6WREIVAMBQD7KKWYHPHGGNKMAG6/
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