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CVE-2021-20213 Details
Description
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1928739 | CVE | Issue TrackingPatchThird Party Advisory |
| https://security.gentoo.org/glsa/202107-16 | CVE | Third Party Advisory |
| https://www.privoxy.org/3.0.29/user-manual/whatsnew.html | CVE | Release NotesVendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1928739 | [email protected] | Issue TrackingPatchThird Party Advisory |
| https://security.gentoo.org/glsa/202107-16 | [email protected] | Third Party Advisory |
| https://www.privoxy.org/3.0.29/user-manual/whatsnew.html | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| privoxy privoxy | < 3.0.29 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Dec 14, 2021 | Modified Analysis | [email protected] |
| Jul 8, 2021 | CVE Modified | [email protected] |
| Mar 29, 2021 | Initial Analysis | [email protected] |