CVE-2020-10108
CRITICALCVSS 9.8/10EPSS 4.08%
Last modified
CVE-2020-10108 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 4.08% chance of exploitation in the next 30 days.
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/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Twisted | Twisted | <= 19.10.0 |
| Fedoraproject | Fedora | 31 |
| Fedoraproject | Fedora | 32 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.10 |
| Oracle | Zfs Storage Appliance Kit | 8.8 |
| Oracle | Solaris | 10 |
| Oracle | Solaris | 11 |
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://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://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
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-10108?
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.
How severe is CVE-2020-10108?
CVE-2020-10108 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.08% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10108?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-10108?
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