6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
29.0%
Firefox is vulnerable to Denial Of Service (DOS). The vulnerability is caused due to the fact that the MessagePort can be used after it had already been freed. This can be exploited to crash the firefox.
bugzilla.mozilla.org/show_bug.cgi?id=1854076
lists.debian.org/debian-lts-announce/2023/11/msg00017.html
lists.debian.org/debian-lts-announce/2023/11/msg00030.html
security-tracker.debian.org/tracker/CVE-2023-6205
www.debian.org/security/2023/dsa-5561
www.mozilla.org/security/advisories/mfsa2023-49/
www.mozilla.org/security/advisories/mfsa2023-50/
www.mozilla.org/security/advisories/mfsa2023-52/
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
29.0%