KLA49165 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service, spoof user interface, execute arbitrary code, gain privileges, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Out of bounds vulnerability in RLBox Expat driver can be exploited to cause denial of service.
2. Security UI vulnerability in Popups can be exploited to spoof user interface.
3. Denial of service vulnerability in Content process can be exploited to cause denial of service.
4. Memory corruption vulnerability in FileReader can be exploited remotely to cause denial of service or execute arbitrary code.
5. Elevation of privilege vulnerability in Popup notifications can be exploited remotely to gain privileges.
6. Denial of service vulnerability in Exposed protocol handlers can be exploited to cause denial of service.
7. Memory safety vulnerability can be exploited to execute arbitrary code.
8. Elevation of privilege vulnerability in Documents can be exploited remotely to gain privileges.
9. Information disclosure vulnerability in Service workers can be exploited to obtain sensitive information.
10. Security UI vulnerability in Address bar can be exploited to spoof user interface.
11. Out of memory crash vulnerability in Favicon can be exploited to cause denial of service

Original advisories

MFSA2023-16

Related products

Mozilla-Firefox

CVE list

CVE-2023-32206 high

CVE-2023-32205 warning

CVE-2023-32211 high

CVE-2023-32213 critical

CVE-2023-32207 critical

CVE-2023-32214 critical

CVE-2023-32216 critical

CVE-2023-32210 high

CVE-2023-32208 high

CVE-2023-32215 critical

CVE-2023-32212 warning

CVE-2023-32209 critical

Solution

Update to the latest version

Download Firefox

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Mozilla Firefox earlier than 113.0