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7.5
CVSSv3

CVE-2021-20216

Published: 25/03/2021 Updated: 05/08/2022
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

A flaw was found in Privoxy in versions prior to 3.0.31. A memory leak that occurs when decompression fails unexpectedly may lead to a denial of service. The highest threat from this vulnerability is to system availability.

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privoxy privoxy

Vendor Advisories

Arch Linux Issues:
A security issue was found in privoxy before version 3031 A memory leak when decompression fails unexpectedly may lead to denial of service ...

Mailing Lists

Full Disclosure: Re: Two DoS issues fixed in Privoxy 3.0.31 stable
Fabian Keil <freebsd-listen () fabiankeil de> wrote on 2021-01-31: CVE-2021-20217 CVE-2021-20216 Fabian ...

References

CWE-401https://www.openwall.com/lists/oss-security/2021/01/31/2https://www.privoxy.org/3.0.31/user-manual/whatsnew.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=1923256https://security.gentoo.org/glsa/202107-16https://nvd.nist.govhttp://seclists.org/oss-sec/2021/q1/106https://security.archlinux.org/CVE-2021-20216
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-5324path traversalCVE-2024-4743CVE-2024-5184TCPCVE-2024-27822code injectionCVE-2024-28995CVE-2023-20938
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