VulnerabilityModified
CVE-2021-35053
Possible system denial of service in case of arbitrary changing Firefox browser parameters.
HIGH 7.5EPSS 2.60%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Possible system denial of service in case of arbitrary changing Firefox browser parameters. An attacker could change specific Firefox browser parameters file in a certain way and then reboot the system to make the system unbootable.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.60% probability · 84th percentile
- CISA KEV
- Not listed
- Affected
- kaspersky/endpoint security
- Source
- vulnerability@kaspersky.com
References
- https://support.kaspersky.com/general/vulnerability.aspx?el=12430#01112021Broken Link
- https://www.zerodayinitiative.com/advisories/ZDI-21-1280/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-22-431/Third Party Advisory, VDB Entry
- https://support.kaspersky.com/general/vulnerability.aspx?el=12430#01112021Broken Link
- https://www.zerodayinitiative.com/advisories/ZDI-21-1280/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-22-431/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.