CVE-2021-22942
MEDIUMCVSS 6.1/10EPSS 1.63%
Last modified
CVE-2021-22942 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A possible open redirect vulnerability in the Host Authorization middleware in Action Pack >= 6.0.0 that could allow attackers to redirect users to a malicious website.. EPSS estimates a 1.63% chance of exploitation in the next 30 days.
Description
A possible open redirect vulnerability in the Host Authorization middleware in Action Pack >= 6.0.0 that could allow attackers to redirect users to a malicious website.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rubyonrails | Rails | >= 6.0.0, < 6.0.4.1 |
| Rubyonrails | Rails | >= 6.1.0, < 6.1.4.1 |
References
- http://www.openwall.com/lists/oss-security/2021/12/14/5Mailing List, Patch, Third Party Advisory
- https://weblog.rubyonrails.org/2021/8/19/Rails-6-0-4-1-and-6-1-4-1-have-been-released/Mitigation, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/12/14/5Mailing List, Patch, Third Party Advisory
- https://weblog.rubyonrails.org/2021/8/19/Rails-6-0-4-1-and-6-1-4-1-have-been-released/Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22942?
A possible open redirect vulnerability in the Host Authorization middleware in Action Pack >= 6.0.0 that could allow attackers to redirect users to a malicious website.
How severe is CVE-2021-22942?
CVE-2021-22942 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22942?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-22942?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST