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CVE-2021-32553

Date: June 11, 2021

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-17 package apport hooks, it could expose private data to other local users.

Severity Score

Related Resources (3)

https://nvd.nist.gov/vuln/detail/CVE-2021-32553
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904
https://www.mend.io/vulnerability-database/CVE-2021-32553

Severity Score

Weakness Type (CWE)

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

CWE-59

UNIX Symbolic Link (Symlink) Following

CWE-61

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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