CVE-2017-16944

2017-11-2517:29:00

Alpine Linux Development Team

security.alpinelinux.org

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.851 High

EPSS

Percentile

98.5%

JSON

The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a ‘.’ character signifying the end of the content, related to the bdat_getc function.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.10-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.11-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.12-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.13-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.14-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.15-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.16-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.17-communitynoarchexim< 4.89.1-r0UNKNOWN
Alpine3.18-communitynoarchexim< 4.89.1-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.10-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.11-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.12-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.13-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.14-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.15-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.16-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.17-community	noarch	exim	< 4.89.1-r0	UNKNOWN
Alpine	3.18-community	noarch	exim	< 4.89.1-r0	UNKNOWN