CVE-2020-10109

CRITICAL EPSS 87.0%
Published Mar 12, 20206y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Mar 12, 2020 6y ago
Last Modified Jun 17, 2026 2w ago

Description

In Twisted Web through 19.10.0, there was an HTTP request splitting vulnerability. When presented with a content-length and a chunked encoding header, the content-length took precedence and the remainder of the request body was interpreted as a pipelined request.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
87.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-444

Affected Products 8

VendorProductVersionRange
twistedtwisted* ≤19.10.0
fedoraprojectfedora31any
fedoraprojectfedora32any
debiandebian_linux9.0any
canonicalubuntu_linux14.04any
canonicalubuntu_linux16.04any
canonicalubuntu_linux18.04any
canonicalubuntu_linux19.10any

References 8

  • know.bishopfox.com https://know.bishopfox.com/advisories
    ExploitThird Party Advisory
  • know.bishopfox.com https://know.bishopfox.com/advisories/twisted-version-19.10.0
    Release NotesThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2022/02/msg00021.html
    Mailing ListThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6ISMZFZBWW4EV6ETJGXAYIXN3AT7GBPL/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3NIL7VXSGJND2Q4BSXM3CFTAFU6T7D/
  • security.gentoo.org https://security.gentoo.org/glsa/202007-24
    Third Party Advisory
  • usn.ubuntu.com https://usn.ubuntu.com/4308-1/
    Third Party Advisory
  • usn.ubuntu.com https://usn.ubuntu.com/4308-2/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.