CVE-2019-20445
Publication date 29 January 2020
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
HttpObjectDecoder.java in Netty before 4.1.44 allows a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header.
From the Ubuntu Security Team
It was discovered that Netty has HTTP request smuggling vulnerability. A remote attacker could use it to extract sensitive information.
Status
Package | Ubuntu Release | Status |
---|---|---|
netty | 24.04 LTS noble |
Not affected
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Fixed 1:4.1.7-4ubuntu0.1
|
|
16.04 LTS xenial |
Vulnerable
|
|
14.04 LTS trusty |
Fixed 1:3.2.6.Final-2+deb8u2build0.14.04.1~esm1
|
|
netty-3.9 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic |
Fixed 3.9.9.Final-1+deb9u1build0.18.04.1
|
|
16.04 LTS xenial |
Fixed 3.9.0.Final-1ubuntu0.1
|
|
14.04 LTS trusty | Not in release |
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Get Ubuntu ProSeverity score breakdown
Parameter | Value |
---|---|
Base score | 9.1 · Critical |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-4532-1
- Netty vulnerabilities
- 22 September 2020
- USN-4600-1
- Netty vulnerabilities
- 22 October 2020
- USN-4600-2
- Netty vulnerabilities
- 27 October 2020
Other references
- https://github.com/netty/netty/issues/9861
- https://github.com/netty/netty/compare/netty-4.1.43.Final...netty-4.1.44.Final
- https://lists.apache.org/thread.html/r70b1ff22ee80e8101805b9a473116dd33265709007d2deb6f8c80bf2@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/re45ee9256d3233c31d78e59ee59c7dc841c7fbd83d0769285b41e948@%3Ccommits.druid.apache.org%3E
- https://www.cve.org/CVERecord?id=CVE-2019-20445