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CVE-2022-39280

5.9 · MEDIUM

dparse is a parser for Python dependency files.

Published Oct 6, 2022CWE-400EPSS 1.31%

Overview

CVE-2022-39280 is a medium-severity vulnerability. It was published on October 6, 2022 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index server URLs with dparse are impacted by this vulnerability. A patch has been applied in version `0.5.2`, all the users are advised to upgrade to `0.5.2` as soon as possible. Users unable to upgrade should avoid passing index server URLs in the source file to be parsed.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5GitHubgithub.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614GitHubgithub.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pqRefowasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoSGitHubgithub.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5GitHubgithub.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614GitHubgithub.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pqRefowasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS

How CyberStrike helps

Frequently asked questions

What is CVE-2022-39280?

CVE-2022-39280 is a medium-severity vulnerability. It was published on October 6, 2022 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2022-39280?

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-39280?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-39280?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-39280 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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