CVE-2023-46137

python3-twisted: Twisted is an event-based framework for internet applications

CVE-2023-46137 is fixed in 4 products on 1 platform, first by python3-twisted 18.9.0-11ubuntu0.20.04.3, released October 25, 2023. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0088
59th percentile

Twisted is an event-based framework for internet applications. Prior toversion 23.10.0rc1, when sending multiple HTTP requests in one TCP packet,twisted.web will process the requests asynchronously without guaranteeingthe response order. If one of the endpoints is controlled by an attacker,the attacker can delay the response on purpose to manipulate the responseof the second request when a victim launched two requests using HTTPpipeline. Version 23.10.0rc1 contains a patch for this issue.

Where it's fixed

ProductFixed inFixReleased
Linux
python3-twisted · Ubuntu 20.04 LTS (focal) 18.9.0-11ubuntu0.20.04.3 python3-twisted 18.9.0-11ubuntu0.20.04.3 Oct 25, 2023
python3-twisted · Ubuntu 22.04.1 LTS (jammy) 22.1.0-2ubuntu2.4 python3-twisted 22.1.0-2ubuntu2.4 Oct 25, 2023
python3-twisted · Ubuntu 24.04.5 LTS (noble) 22.4.0-4ubuntu1 python3-twisted 22.4.0-4ubuntu1 Oct 25, 2023
python3-twisted · Ubuntu 24.10 (oracular) 22.4.0-4ubuntu1 python3-twisted 22.4.0-4ubuntu1 Jan 16, 2026
python3-twisted · Ubuntu 25.04 (plucky) 22.4.0-4ubuntu1 python3-twisted 22.4.0-4ubuntu1 Jan 16, 2026
python3-twisted · amzn 2023 22.4.0-126.amzn2023.0.3 ALAS2023-2023-432 Nov 9, 2023
python3-twisted+tls · amzn 2023 22.4.0-126.amzn2023.0.3 ALAS2023-2023-432 Nov 9, 2023
python3-twisted-bin · Ubuntu 20.04 LTS (focal) 18.9.0-11ubuntu0.20.04.3 python3-twisted-bin 18.9.0-11ubuntu0.20.04.3 Oct 25, 2023
twisted · Debian 12.15 (bookworm) 22.4.0-4+deb12u1 DSA-5797-1 Oct 25, 2024
twisted · Debian 13.5 (trixie) 23.10.0-1 DEBIAN-CVE-2023-46137 Oct 25, 2023
twisted · Debian 14 23.10.0-1 DEBIAN-CVE-2023-46137 Oct 25, 2023

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