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CVE-2021-23961

CVE-2021-23961

EPSS 1.3%
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 1.3%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
26 Feb 2021Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
Affected products
Mozilla · Firefox

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References
https://bugzilla.mozilla.org/show_bug.cgi?id=1677940https://lists.debian.org/debian-lts-announce/2021/04/msg00019.htmlhttps://lists.debian.org/debian-lts-announce/2021/04/msg00020.htmlhttps://security.gentoo.org/glsa/202104-09https://security.gentoo.org/glsa/202104-10https://www.debian.org/security/2021/dsa-4895https://www.debian.org/security/2021/dsa-4897https://www.mozilla.org/security/advisories/mfsa2021-03/