CVE-2021-20274
Gentoo Linux Security Advisory 202107-16
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.
Se encontró un fallo en privoxy versiones anteriores a 3.0.32. Puede ocurrir un bloqueo debido a una desreferencia del puntero NULL cuando el servidor socks se comporta inapropiadamente
Multiple vulnerabilities have been found in Privoxy, the worst of which could result in Denial of Service. Versions less than 3.0.32 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-03-09 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (3)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1936662 | 2021-12-14 |
| URL | Date | SRC |
|---|---|---|
| https://security.gentoo.org/glsa/202107-16 | 2021-12-14 | |
| https://www.privoxy.org/announce.txt | 2021-12-14 |