CVE-2022-21712

medium

Published 2022-02-07 · Modified 2023-11-08

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CVSS v3

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CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v4 NEW

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not yet in upstream

VIR risk

5.5

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.

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
arch		affected
sles		affected
debian	bookworm	fixed	`22.1.0-1`
debian	bullseye	fixed	`20.3.0-7+deb11u1`
debian	forky	fixed	`22.1.0-1`
debian	sid	fixed	`22.1.0-1`
debian	trixie	fixed	`22.1.0-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	twisted	`>=11.1.0,<22.1.0`	`22.1.0`
PyPI	twisted	`<af8fe78542a6f2bf2235ccee8158d9c88d31e8e2\|\|>=11.1.0,<22.1.0`	`af8fe78542a6f2bf2235ccee8158d9c88d31e8e2`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.