Is CVE-2021-29973 in the CISA KEV catalog?

No. CVE-2021-29973 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-29973?

CVE-2021-29973 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-29973?

CVE-2021-29973 has an EPSS score of 0.81% (53th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-29973?

Upgrade DeveloperEdition to 90.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-29973

HIGH

8.8

CVSS v3

NVD

Description

Password autofill was enabled without user interaction on insecure websites on Firefox for Android. This was corrected to require user interaction with the page before a user's password would be entered by the browser's autofill functionality *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 90.

How to fix

Remediation Available

DeveloperEditionWindows application

Affected:90.0Fixed in:90.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:90.0Fixed in:90.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.81%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Vendor Advisory1

mozilla.org

Issue Tracking1

bugzilla.mozilla.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.