Is CVE-2023-29534 in the CISA KEV catalog?

No. CVE-2023-29534 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-29534?

CVE-2023-29534 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2023-29534?

CVE-2023-29534 has an EPSS score of 0.70% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-29534?

Upgrade DeveloperEdition to 112.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-29534

CRITICAL

9.1

CVSS v3

NVD

Description

Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spoofing attacks. *This bug only affects Firefox and Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.

How to fix

Remediation Available

DeveloperEditionWindows application

Affected:112.0Fixed in:112.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:112.0Fixed in:112.0Mozilla

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.70%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Vendor Advisory1

mozilla.org

Other references7

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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 2024-12-11.