Vulnerability Monitor

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CVE-2021-20213

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.

Published

2021-03-25T19:15:12.970

Last Modified

2024-11-21T05:46:08.563

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	privoxy	privoxy	< 3.0.29	Yes

References

https://bugzilla.redhat.com/show_bug.cgi?id=1928739 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202107-16 Third Party Advisory ([email protected])
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html Release Notes, Vendor Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1928739 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202107-16 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)