#VU63365 Resource exhaustion in python3-apport (Ubuntu package) and apport (Ubuntu package) - CVE-2022-28652

Vulnerability identifier: #VU63365

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-28652

CWE-ID: CWE-400

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
python3-apport (Ubuntu package)
Operating systems & Components / Operating system package or component
apport (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor: Canonical Ltd.

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when reading user settings files. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

python3-apport (Ubuntu package): before 2.20.9-0ubuntu7.28

apport (Ubuntu package): before 2.20.9-0ubuntu7.28

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External links
https://ubuntu.com/security/notices/USN-5427-1

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.