CVE-2021-20274

2021-03-0914:15:12

Alpine Linux Development Team

security.alpinelinux.org

privoxy

null-pointer dereference

socks server

crash

security flaw

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

54.9%

JSON

A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.

OSVersionArchitecturePackageVersionFilename
Alpineedge-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.12-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.13-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.14-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.15-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.16-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.17-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.18-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.19-mainnoarchprivoxy< 3.0.32-r0UNKNOWN
Alpine3.20-mainnoarchprivoxy< 3.0.32-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.12-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.13-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.14-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.15-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.16-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.17-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.18-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.19-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN
Alpine	3.20-main	noarch	privoxy	< 3.0.32-r0	UNKNOWN