Denial of Service Vulnerability in Firefox Browser
CVE-2021-35053

7.5HIGH

Key Information:

Vendor
Kaspersky
Status
Kaspersky Endpoint Security For Windows
Vendor
CVE Published:
3 November 2021

Summary

A vulnerability exists in the Firefox browser that may allow an attacker to alter specific browser parameters. By modifying these parameters and subsequently rebooting the system, the attacker can render the system unbootable. This poses a significant risk to users, as it may result in a complete disruption of access to the affected systems, highlighting the importance of maintaining updated security practices and browser configurations.

Affected Version(s)

Kaspersky Endpoint Security for Windows KES versions from 11.1 to 11.6 (inclusively)

References

https://support.kaspersky.com/general/vulnerability.aspx?...
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-21-1280/
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-22-431/
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.