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CVE-2022-4721: rdiffweb vulnerable to Special Element Injection

December 27, 2022 (updated October 25, 2024)

In rdiffweb prior to 2.5.5, lack of sanitisation of characters in SSH key name could allow attacker to inject a hyperlink injection that could allow attacker to redirect victim to malicious websites.

References

  • github.com/advisories/GHSA-83pm-7v48-5jp4
  • github.com/ikus060/rdiffweb
  • github.com/ikus060/rdiffweb/commit/6afaae56a29536f0118b3380d296c416aa6d078d
  • github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-43007.yaml
  • huntr.dev/bounties/3c48ef5d-da4d-4ee4-aaca-af65e7273720
  • nvd.nist.gov/vuln/detail/CVE-2022-4721

Code Behaviors & Features

Detect and mitigate CVE-2022-4721 with GitLab Dependency Scanning

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Affected versions

All versions before 2.5.5

Fixed versions

  • 2.5.5

Solution

Upgrade to version 2.5.5 or above.

Impact 5.4 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-75: Failure to Sanitize Special Elements into a Different Plane (Special Element Injection)

Source file

pypi/rdiffweb/CVE-2022-4721.yml

Spotted a mistake? Edit the file on GitLab.

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