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CVE-2023-4584

Date: September 11, 2023

Memory safety bugs present in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Language: C++

Severity Score

Related Resources (9)

https://www.mozilla.org/security/advisories/mfsa2023-35/
https://www.mozilla.org/security/advisories/mfsa2023-34/
https://www.mozilla.org/security/advisories/mfsa2023-37/
https://www.mozilla.org/security/advisories/mfsa2023-36/
https://security-tracker.debian.org/tracker/CVE-2023-4584
https://www.mozilla.org/security/advisories/mfsa2023-38/
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1843968%2C1845205%2C1846080%2C1846526%2C1847529
https://nvd.nist.gov/vuln/detail/CVE-2023-4584
https://www.mend.io/vulnerability-database/CVE-2023-4584

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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