CVE-2021-27189
MEDIUMCVSS 5.9/10EPSS 0.99%
Last modified
CVE-2021-27189 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. The CIRA Canadian Shield app before 4.0.13 for iOS lacks SSL Certificate Validation.. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
Description
The CIRA Canadian Shield app before 4.0.13 for iOS lacks SSL Certificate Validation.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cira | Canadian Shield | < 4.0.13 |
References
- http://seclists.org/fulldisclosure/2021/Feb/72Third Party Advisory
- https://www.info-sec.ca/advisories/CIRA-Canadian-Shield.htmlPatch, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/72Third Party Advisory
- https://www.info-sec.ca/advisories/CIRA-Canadian-Shield.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-27189?
The CIRA Canadian Shield app before 4.0.13 for iOS lacks SSL Certificate Validation.
How severe is CVE-2021-27189?
CVE-2021-27189 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2021-27189?
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-2021-27189?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST