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ubuntucveUbuntu.comUB:CVE-2021-20216
HistoryFeb 05, 2021 - 12:00 a.m.

CVE-2021-20216

2021-02-0500:00:00
ubuntu.com
ubuntu.com
15
privoxy
memory leak
denial of service
decompression
system availability
vulnerability
cve-2021-20216
unix

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

61.0%

A flaw was found in Privoxy in versions before 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.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchprivoxy< 3.0.26-5ubuntu0.1UNKNOWN
ubuntu20.04noarchprivoxy< 3.0.28-2ubuntu0.1UNKNOWN
ubuntu20.10noarchprivoxy< 3.0.28-3ubuntu0.1UNKNOWN
ubuntu14.04noarchprivoxy< 3.0.21-7+deb8u1ubuntu0.1~esm1UNKNOWN
ubuntu16.04noarchprivoxy< 3.0.24-1ubuntu0.1UNKNOWN

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

61.0%