CVE-2021-32548

It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the openjdk-8 package apport hooks, it could expose private data to other local users.

CVSS v3 7.3 HIGH
CVSS v2.0 2.1 LOW

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.0 / Impact : 4.7

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact LOW

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904	Issue Tracking Vendor Advisory
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904	Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:20.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:21.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:21.10:::::::*

History

21 Nov 2024, 06:07

Type	Values Removed	Values Added
CVSS	v2 : ~~2.1~~ v3 : ~~5.5~~	v2 : 2.1 v3 : 7.3
References	~~() https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904 - Issue Tracking, Vendor Advisory~~	() https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904 - Issue Tracking, Vendor Advisory

Information

Published : 2021-06-12 04:15

Updated : 2024-11-21 06:07

NVD link : CVE-2021-32548

Mitre link : CVE-2021-32548

CVE.ORG link : CVE-2021-32548

JSON object : View

Products Affected

canonical

ubuntu_linux

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

CWE-61

UNIX Symbolic Link (Symlink) Following

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