CVE-2021-32556

Severity CVSS v4.0:

Pending analysis

Type:

CWE-78 OS Command Injections

Publication date:

12/06/2021

Last modified:

23/06/2021

Description

It was discovered that the get_modified_conffiles() function in backends/packaging-apt-dpkg.py allowed injecting modified package names in a manner that would confuse the dpkg(1) call.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.30 LOW
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x

3.30

Severity 3.x

LOW

Vector 2.0

AV:L/AC:L/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0

2.10

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:canonical:apport::::::::	2.14.1-0ubuntu3 (including)	2.14.1-0ubuntu3.29\+esm7 (excluding)
cpe:2.3:a:canonical:apport::::::::	2.20.1 (including)	2.20.1-0ubuntu2.30\+esm1 (excluding)
cpe:2.3:a:canonical:apport::::::::	2.20.9 (including)	2.20.9-0ubuntu7.24 (excluding)
cpe:2.3:a:canonical:apport::::::::	2.20.11-0ubuntu27 (including)	2.20.11-0ubuntu27.18 (excluding)
cpe:2.3:a:canonical:apport::::::::	2.20.11-0ubuntu50 (including)	2.20.11-0ubuntu50.7 (excluding)
cpe:2.3:a:canonical:apport::::::::	2.20.11-0ubuntu65 (including)	2.20.11-0ubuntu65.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904