Is CVE-2024-34363 in the CISA KEV catalog?

No. CVE-2024-34363 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-34363?

CVE-2024-34363 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2024-34363?

CVE-2024-34363 has an EPSS score of 0.67% (48th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-34363?

Upgrade envoy to 1.30.2 or later.

CVE & CISA-KEV Catalog

CVE-2024-34363

HIGH

7.5

CVSS v3

NVD

Description

Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.

CWE-248

How to fix

Remediation Available

envoyNVD

Affected:>= 1.30.0, < 1.30.2Fixed in:1.30.2CVE-2024-34363derived from NVD

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.67%probability of exploitation in 30 days

48thpercentile

Moderate risk: more likely to be exploited than 48% of all known CVEs.

References

Exploit1

github.com

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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.