Is CVE-2023-36327 in the CISA KEV catalog?

No. CVE-2023-36327 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-36327?

CVE-2023-36327 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2023-36327?

CVE-2023-36327 has an EPSS score of 0.78% (52th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-36327?

Upgrade relic to 2022-11-14 or later.

CVE & CISA-KEV Catalog

CVE-2023-36327

CRITICAL

9.8

CVSS v3

NVD

Description

Integer Overflow vulnerability in RELIC before commit 421f2e91cf2ba42473d4d54daf24e295679e290e, allows attackers to execute arbitrary code and cause a denial of service in pos argument in bn_get_prime function.

CWE-190Integer Overflow

How to fix

Remediation Available

relicNVD

Affected:< 2022-11-14Fixed in:2022-11-14CVE-2023-36327derived 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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.78%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

Patch1

github.com

Mailing List1

groups.google.com

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	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.