CVE-2021-37746
First published: Fri Jul 30 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Claws-Mail | <3.18.0 | |
| Sylpheed | <=3.7.0 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 |
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Reference Links
- https://claws-mail.org/download.php?file=releases/claws-mail-3.18.0.tar.xz
- https://git.claws-mail.org/?p=claws.git;a=commit;h=ac286a71ed78429e16c612161251b9ea90ccd431
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L2QNUIWASJLPUZZKWICGCEGYJZCQE7NH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RCJXHUSYHGVBSH2ULD7HNXLM7QNRECZ6/
- https://sylpheed.sraoss.jp/sylpheed/v3.7/sylpheed-3.7.0.tar.xz
- https://git.claws-mail.org/?p=claws.git%3Ba=commit%3Bh=ac286a71ed78429e16c612161251b9ea90ccd431
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L2QNUIWASJLPUZZKWICGCEGYJZCQE7NH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RCJXHUSYHGVBSH2ULD7HNXLM7QNRECZ6/
Frequently Asked Questions
What is the severity of CVE-2021-37746?
CVE-2021-37746 is classified as a medium severity vulnerability due to insufficient link checks in Claws Mail and Sylpheed.
How do I fix CVE-2021-37746?
To fix CVE-2021-37746, update Claws Mail to version 3.18.0 or later, or Sylpheed to version 3.7.1 or later.
Which software versions are affected by CVE-2021-37746?
CVE-2021-37746 affects Claws Mail versions before 3.18.0 and Sylpheed versions up to 3.7.0.
What are the potential risks of CVE-2021-37746?
The risks of CVE-2021-37746 include the execution of malicious links without proper security checks, potentially leading to phishing or malware exposure.
Is there a patch available for CVE-2021-37746?
Yes, a patch for CVE-2021-37746 is included in the updates for Claws Mail version 3.18.0 and Sylpheed version 3.7.1.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/remedy
- agent/references
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/severity
- agent/author
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/claws-mail
- canonical/claws-mail
- vendor/sylpheed project
- canonical/sylpheed
- version/sylpheed/3.7.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34