CVE-2021-32554

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

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

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

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

No history.

Information

Published : 2021-06-12 04:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-32554

Mitre link : CVE-2021-32554

CVE.ORG link : CVE-2021-32554

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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