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CVE-2021-23772

7.5 · HIGH

This affects all versions of package github.com/kataras/iris; all versions of package github.com/kataras/iris/v12.

Published Dec 24, 2021CWE-59EPSS 1.88%

Overview

CVE-2021-23772 is a high-severity vulnerability. It was published on December 24, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

This affects all versions of package github.com/kataras/iris; all versions of package github.com/kataras/iris/v12. The unsafe handling of file names during upload using UploadFormFiles method may enable attackers to write to arbitrary locations outside the designated target folder.

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/kataras/iris/commit/e213dba0d32ff66653e0ef124bc5088817264b08Refsnyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRIS-2325169Refsnyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRISV12-2325170GitHubgithub.com/kataras/iris/commit/e213dba0d32ff66653e0ef124bc5088817264b08Refsnyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRIS-2325169Refsnyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRISV12-2325170

How CyberStrike helps

Frequently asked questions

What is CVE-2021-23772?

CVE-2021-23772 is a high-severity vulnerability. It was published on December 24, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2021-23772?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-23772?

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-2021-23772?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-23772 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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