CVE-2021-23977

EPSS 0.9%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

26 Feb 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.

Affected products

Mozilla · Firefox

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1684761 https://security.gentoo.org/glsa/202104-10 https://www.mozilla.org/security/advisories/mfsa2021-07/