CVE-2023-0616

Description

If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way Thunderbird repeatedly attempts to process and display the message, which could cause Thunderbird's user interface to lock up and no longer respond to the user's actions. An attacker could send a crafted message with this structure to attempt a DoS attack. This vulnerability affects Thunderbird < 102.8.

Categories

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.10%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Thunderbird
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2023-07/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1806507 vendor advisory issue tracking permissions required

Frequently Asked Questions

What is the severity of CVE-2023-0616?
CVE-2023-0616 has been scored as a medium severity vulnerability.
How to fix CVE-2023-0616?
To fix CVE-2023-0616, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-0616 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-0616 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-0616?
CVE-2023-0616 affects Mozilla Thunderbird.
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