Description
In Twisted Web through 19.10.0, there was an HTTP request splitting vulnerability. When presented with two content-length headers, it ignored the first header. When the second content-length value was set to zero, the request body was interpreted as a pipelined request.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://know.bishopfox.com/advisoriesExploit, Third Party Advisory
- https://know.bishopfox.com/advisories/twisted-version-19.10.0Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/02/msg00021.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6ISMZFZBWW4EV6ETJGXAYIXN3AT7GBPL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3NIL7VXSGJND2Q4BSXM3CFTAFU6T7D/
- https://security.gentoo.org/glsa/202007-24Third Party Advisory
- https://usn.ubuntu.com/4308-1/Third Party Advisory
- https://usn.ubuntu.com/4308-2/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
- https://know.bishopfox.com/advisoriesExploit, Third Party Advisory
- https://know.bishopfox.com/advisories/twisted-version-19.10.0Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/02/msg00021.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6ISMZFZBWW4EV6ETJGXAYIXN3AT7GBPL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3NIL7VXSGJND2Q4BSXM3CFTAFU6T7D/
- https://security.gentoo.org/glsa/202007-24Third Party Advisory
- https://usn.ubuntu.com/4308-1/Third Party Advisory
- https://usn.ubuntu.com/4308-2/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
Timeline
- Published
- Mar 12, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified