CVE-2021-37746
MEDIUMCVSS 6.1/10EPSS 1.34%
Last modified
CVE-2021-37746 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.
Description
textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.
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 |
|---|---|---|
| Claws-Mail | Claws-Mail | < 3.18.0 |
| Sylpheed Project | Sylpheed | <= 3.7.0 |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 34 |
References
- https://claws-mail.org/download.php?file=releases/claws-mail-3.18.0.tar.xzPatch, Vendor Advisory
- https://sylpheed.sraoss.jp/sylpheed/v3.7/sylpheed-3.7.0.tar.xzPatch, Third Party Advisory
- https://claws-mail.org/download.php?file=releases/claws-mail-3.18.0.tar.xzPatch, Vendor Advisory
- https://sylpheed.sraoss.jp/sylpheed/v3.7/sylpheed-3.7.0.tar.xzPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-37746?
textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.
How severe is CVE-2021-37746?
CVE-2021-37746 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.
How do I fix CVE-2021-37746?
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-2021-37746?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST