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Fencer Vulns
medium 5.5

CVE-2022-28658 json

Apport argument parsing mishandles filename splitting on older kernels resulting in argument spoofing

published 2024-06-04 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-33100

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits
0
none known

Summary

Apport argument parsing mishandles filename splitting on older kernels resulting in argument spoofing

Patch / fix

  • Canonical Ltd. Apport 2.21.0
  • apport Ubuntu 18.04 LTS 2.20.9-0ubuntu7.28
  • apport Ubuntu 20.04 LTS 2.20.11-0ubuntu27.24
  • apport Ubuntu 22.04 LTS 2.20.11-0ubuntu82.1
  • apport Ubuntu Pro 16.04 LTS 2.20.1-0ubuntu2.30+esm4

ubuntu advisories UBUNTU-CVE-2022-28658

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Canonical Ltd. Apport

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.