VDB
DEBIAN-CVE-2020-11076
DEBIAN-CVE-2020-11076
PUBLISHED
CVSS 7.5 HIGH
In Puma (RubyGem) before 4.3.4 and 3.12.5, an attacker could smuggle an HTTP response, by using an invalid transfer-encoding header. The problem has been fixed in Puma 3.12.5 and Puma 4.3.4.
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | puma | 0, 0, 0 |
| Debian:11 | puma | 0, 0, 0 |
| Debian:13 | puma | 0, 0, 0 |
| Debian:12 | puma | 0, 0, 0 |
Exploit Intelligence
- Puma, CVE-2020-11076 and CVE-2020-11077 (github-poc)
- file.History.html (github-poc)
Timeline
- May 22, 2020 CVE Published
- Apr 28, 2026 CVE Updated