Canonical Apport up to 2.20.x Socket input validation

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Canonical Apport up to 2.20.x. It has been classified as critical. The affected element is an unknown function of the component Socket Handler. Performing a manipulation results in an unknown weakness. This vulnerability was named CVE-2022-1242. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Canonical Apport up to 2.20.x. This affects an unknown code block of the component Socket Handler. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Apport can be tricked into connecting to arbitrary sockets as the root user

The weakness was presented by Gerrit Venema as USN-5427-1. It is possible to read the advisory at ubuntu.com. This vulnerability is uniquely identified as CVE-2022-1242 since 04/05/2022. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2.21.0 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Canonical

Name

Apport

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.0
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Apport 2.21.0

Timelineinfo

04/05/2022 🔍
06/03/2024 +790 days 🔍
06/03/2024 +0 days 🔍
08/22/2025 +445 days 🔍

Sourcesinfo

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

CVE: CVE-2022-1242 (🔍)
GCVE (CVE): GCVE-0-2022-1242
GCVE (VulDB): GCVE-100-266943

Entryinfo

Created: 06/03/2024 21:13
Updated: 08/22/2025 18:59
Changes: 06/03/2024 21:13 (53), 08/22/2025 18:59 (4)
Complete: 🔍
Cache ID: 216::103