CVE-2020-29130

2020-11-2620:15:10

Alpine Linux Development Team

security.alpinelinux.org

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.6

Confidence

Low

EPSS

0.004

Percentile

72.7%

JSON

slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.13-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.14-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.15-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.16-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.17-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.18-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.19-communitynoarchlibslirp< 4.4.0-r0UNKNOWN
Alpine3.20-communitynoarchlibslirp< 4.4.0-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.13-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.14-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.15-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.16-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.17-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.18-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.19-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN
Alpine	3.20-community	noarch	libslirp	< 4.4.0-r0	UNKNOWN