Is CVE-2023-36243 in the CISA KEV catalog?

No. CVE-2023-36243 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-36243?

CVE-2023-36243 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2023-36243?

CVE-2023-36243 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-36243?

Upgrade flvmeta on debian 13 to 1.2.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2023-36243

HIGH

7.8

CVSS v3

NVD

Description

FLVMeta v1.2.1 was discovered to contain a buffer overflow via the xml_on_metadata_tag_only function at dump_xml.c.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

flvmetaDebian

Fixed in:1.2.2-1CVE-2023-36243

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Patch1

github.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

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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.