Vulnerability Details : CVE-2021-20217
A flaw was found in Privoxy in versions before 3.0.31. An assertion failure triggered by a crafted CGI request may lead to denial of service. The highest threat from this vulnerability is to system availability.
Vulnerability category: Denial of service
Products affected by CVE-2021-20217
- cpe:2.3:a:privoxy:privoxy:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20217
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20217
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-20217
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by: secalert@redhat.com (Primary)
References for CVE-2021-20217
-
https://bugzilla.redhat.com/show_bug.cgi?id=1923252
1923252 – (CVE-2021-20217) CVE-2021-20217 privoxy: Assertion failure triggered by a crafted CGI requestIssue Tracking;Third Party Advisory
-
https://security.gentoo.org/glsa/202107-16
Privoxy: Multiple vulnerabilities (GLSA 202107-16) — Gentoo securityThird Party Advisory
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