CVE-2021-39241
Published: 17 August 2021
An issue was discovered in HAProxy 2.0 before 2.0.24, 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. An HTTP method name may contain a space followed by the name of a protected resource. It is possible that a server would interpret this as a request for that protected resource, such as in the "GET /admin? HTTP/1.1 /static/images HTTP/1.1" example.
Priority
Status
Package | Release | Status |
---|---|---|
haproxy Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
focal |
Released
(2.0.13-2ubuntu0.2)
|
|
impish |
Released
(2.2.9-2ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
hirsute |
Released
(2.2.9-1ubuntu0.1)
|
|
xenial |
Not vulnerable
(code not present)
|
|
jammy |
Released
(2.2.9-2ubuntu1)
|
|
Patches: upstream: https://git.haproxy.org/?p=haproxy.git;a=commit;h=89265224d314a056d77d974284802c1b8a0dc97f |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | Low |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |