CVE-2021-23961

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 26-02-2021 04:15

Last modified: - 27-05-2022 08:18

Total changes: - 7

Description

Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 85.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Low

Attack complexity

Network

Attack vector

None

Availability

High

Confidentiality

None

Integrity

None

Privileges required

Changed

Scope

Required

User interaction

7.4

Base score

2.8

4.0

Exploitability score

Impact score

Verification logic

vendor=mozilla AND product=firefox AND versionEndExcluding=85.0

vendor=Debian AND product=debian_linux AND version=9.0

vendor=Debian AND product=debian_linux AND version=10.0

Reference

https://www.mozilla.org/security/advisories/mfsa2021-03/
https://bugzilla.mozilla.org/show_bug.cgi?id=1677940
DSA-4895-Third Party Advisory
[debian-lts-announce] 20210422 [SECURITY] [DLA 2632-1] thunderbird security update-Mailing List, Third Party Advisory
DSA-4897-Third Party Advisory
[debian-lts-announce] 20210423 [SECURITY] [DLA 2633-1] firefox-esr security update-Mailing List, Third Party Advisory
GLSA-202104-09-Third Party Advisory
GLSA-202104-10-Third Party Advisory

Keywords

CVE-2021-23961

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-23961

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures