CVE-2023-25752

Description

When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds. This may have lead future code to be incorrect and vulnerable. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.12%

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

Affected: Mozilla Firefox

Affected: Mozilla Firefox ESR

Affected: Mozilla Thunderbird

References

Link	Tags
https://www.mozilla.org/security/advisories/mfsa2023-09/	vendor advisory
https://www.mozilla.org/security/advisories/mfsa2023-10/	vendor advisory
https://www.mozilla.org/security/advisories/mfsa2023-11/	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1811627	vendor advisory issue tracking permissions required

Frequently Asked Questions

What is the severity of CVE-2023-25752?: CVE-2023-25752 has been scored as a medium severity vulnerability.
How to fix CVE-2023-25752?: To fix CVE-2023-25752, 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-2023-25752 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-25752 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-2023-25752?: CVE-2023-25752 affects Mozilla Firefox, Mozilla Firefox ESR, Mozilla Thunderbird.

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