CVE-2023-0767

Description

An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 12 Safe Bag attributes being mishandled. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

8.8

CVSS

Severity: High

CVSS 3.1 •

EPSS 0.24%

Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org

Affected: Mozilla Firefox

Affected: Mozilla Thunderbird

Affected: Mozilla Firefox ESR

References

Link	Tags
https://www.mozilla.org/security/advisories/mfsa2023-06/	vendor advisory
https://www.mozilla.org/security/advisories/mfsa2023-05/	vendor advisory
https://www.mozilla.org/security/advisories/mfsa2023-07/	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1804640	vendor advisory issue tracking permissions required
https://alas.aws.amazon.com/AL2/ALAS-2023-1992.html	product
https://security.netapp.com/advisory/ntap-20230324-0008/

Frequently Asked Questions

What is the severity of CVE-2023-0767?: CVE-2023-0767 has been scored as a high severity vulnerability.
How to fix CVE-2023-0767?: To fix CVE-2023-0767, 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-2023-0767 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-0767 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-2023-0767?: CVE-2023-0767 affects Mozilla Firefox, Mozilla Thunderbird, Mozilla Firefox ESR.

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