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Rewterz Threat Alert – Bitter APT Group – Active IOCs
February 9, 2022
Rewterz Threat Advisory – Multiple Microsoft Vulnerabilities – Patch Tuesday
February 9, 2022

Rewterz Threat Advisory – Multiple Mozilla Firefox Vulnerabilities

February 9, 2022

Severity

High

Analysis Summary

CVE-2022-22763 

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by an error during invalid object state. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute script on the vulnerable system.

CVE-2022-0511 

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by memory safety bugs within the browser engine. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to execute arbitrary code on the vulnerable system or cause a denial of service.

CVE-2022-22764 

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by memory safety bugs within the browser engine. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to execute arbitrary code on the vulnerable system or cause a denial of service.

CVE-2022-22762

Mozilla Firefox could allow a remote attacker to conduct spoofing attacks. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to display JavaScript Dialogs over other domains. 

CVE-2022-22761 

Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by the failure to enforce frame-ancestors Content Security Policy directive for framed extension By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to bypass security restrictions.

CVE-2022-22760 

Mozilla Firefox could allow a remote attacker to obtain sensitive information, caused by error messages would distinguishing the difference between application/javascript responses and non-script responses. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to learn information cross-origin.

CVE-2022-22759 

Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by an error if a document created a sandboxed iframe without allow-scripts. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to allow sandboxed iframes to execute script if the parent appended elements.

CVE-2022-22758 

Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by the sending of USSD codes when clicking on a tel: link. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to perform actions on a user’s account.

CVE-2022-22757 

Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by the failure to validate the Host or Origin headers by Remote Agent, used in WebDriver. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to allow local websites to connect back to the user’s browser to control it.

CVE-2022-22756 

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by an error when dragging and dropping an image to their desktop. By persuading a victim to click on the image, a remote attacker could exploit this vulnerability to execute arbitrary code on the system.

CVE-2022-22755 

Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by an error when using XSL Transforms By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary Javascript after a tab is closed.

CVE-2022-22753 

Mozilla Firefox could allow a remote attacker to gain elevated privileges on the system, cause by a Time-of-Check Time-of-Use bug in the Maintenance (Updater) Service. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to gain SYSTEM privileges.

Impact

  • Code Execution
  • Security Bypass
  • Unauthorized Access
  • Information Disclosure
  • Privilege Escalation

Indicators of Compromise

CVE

  • CVE-2022-22763
  • CVE-2022-0511
  • CVE-2022-22764
  • CVE-2022-22762
  • CVE-2022-22761
  • CVE-2022-22760
  • CVE-2022-22759
  • CVE-2022-22758
  • CVE-2022-22757
  • CVE-2022-22756
  • CVE-2022-22755
  • CVE-2022-22753

Affected Vendors

Mozilla

Affected Products

  • Mozilla Firefox ESR 91.5
  • Mozilla Firefox 96
  • Mozilla Firefox for Android 96

Remediation

Refer to Mozilla Foundation Security Advisory for patch, upgrade or suggested workaround information.

For Firefox ESR 91.6

https://www.mozilla.org/en-US/security/advisories/mfsa2022-05/

For Firefox 97

https://www.mozilla.org/en-US/security/advisories/mfsa2022-04/

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