Vulnerabilities
Misconfiguration
Runtime Security
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CVE Vulnerabilities

CVE-2022-28652

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Published: Jun 04, 2024 | Modified: Jun 11, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2022-28652
CWEhttps://cwe.mitre.org/data/definitions/776.html

~/.config/apport/settings parsing is vulnerable to billion laughs attack

Weakness

The product uses XML documents and allows their structure to be defined with a Document Type Definition (DTD), but it does not properly control the number of recursive definitions of entities.

Affected Software

Name Vendor Start Version End Version
Apport Apport_project * 2.21.0 (excluding)
Apport Ubuntu bionic *
Apport Ubuntu devel *
Apport Ubuntu esm-infra-legacy/trusty *
Apport Ubuntu esm-infra/xenial *
Apport Ubuntu focal *
Apport Ubuntu impish *
Apport Ubuntu jammy *
Apport Ubuntu kinetic *
Apport Ubuntu lunar *
Apport Ubuntu mantic *
Apport Ubuntu noble *
Apport Ubuntu trusty/esm *

Potential Mitigations

References

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