What is CVE-2021-32548?

CVE-2021-32548 is a high-severity vulnerability in Canonical Apport, classified under Improper Link Resolution Before File Access. CVSS score: 7.3/10. Published 2021-06-12.

How severe is CVE-2021-32548?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Canonical Apport

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.

Published 2021-06-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Canonical Apport — versions 2.20.1, 2.20.9, 2.20.11-0ubuntu27
Canonical Ubuntu Linux — versions 18.04, 20.04, 20.10

Weakness classification (CWE)

References

bugs.launchpad.net/ubuntu/+source/apport/+bug/1917904 (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2021-32548?: CVE-2021-32548 is a high-severity vulnerability in Canonical Apport, classified under Improper Link Resolution Before File Access. CVSS score: 7.3/10. Published 2021-06-12.
How severe is CVE-2021-32548?: High severity. CVSS v3 base score is 7.3 out of 10.