CVE-2021-20213
Published: 3 February 2021
A flaw was found in Privoxy in versions before 3.0.29. Dereference of a NULL-pointer that could result in a crash if accept-intercepted-requests was enabled, Privoxy failed to get the request destination from the Host header and a memory allocation failed.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
privoxy Launchpad, Ubuntu, Debian |
bionic |
Released
(3.0.26-5ubuntu0.1)
|
| focal |
Released
(3.0.28-2ubuntu0.1)
|
|
| groovy |
Released
(3.0.28-3ubuntu0.1)
|
|
| trusty |
Released
(3.0.21-7+deb8u1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(3.0.29-1)
|
|
| xenial |
Released
(3.0.24-1ubuntu0.1)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |