Canonical Apport up to 2.20.x settings Billion Laughs xml entity expansion

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Canonical Apport up to 2.20.x. It has been rated as problematic. This vulnerability affects unknown code of the file ~/.config/apport/settings. This manipulation causes xml entity expansion. This vulnerability is tracked as CVE-2022-28652. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Canonical Apport up to 2.20.x. It has been declared as problematic. Affected by this vulnerability is an unknown function of the file ~/.config/apport/settings. The manipulation with an unknown input leads to a xml entity expansion vulnerability. The CWE definition for the vulnerability is CWE-776. 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. As an impact it is known to affect availability.

The weakness was disclosed by Gerrit Venema as USN-5427-1. It is possible to read the advisory at ubuntu.com. This vulnerability is known as CVE-2022-28652 since 04/05/2022. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.21.0 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Xml entity expansion
CWE: CWE-776
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Apport 2.21.0

Timelineinfo

04/05/2022 🔍
06/05/2024 +792 days 🔍
06/05/2024 +0 days 🔍
06/12/2024 +7 days 🔍

Sourcesinfo

Advisory: USN-5427-1
Researcher: Gerrit Venema
Status: Confirmed

CVE: CVE-2022-28652 (🔍)
GCVE (CVE): GCVE-0-2022-28652
GCVE (VulDB): GCVE-100-267127

Entryinfo

Created: 06/05/2024 03:54
Updated: 06/12/2024 17:38
Changes: 06/05/2024 03:54 (56), 06/12/2024 17:38 (12)
Complete: 🔍
Cache ID: 216::103

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