Is CVE-2018-25099 in the CISA KEV catalog?

No. CVE-2018-25099 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-25099?

CVE-2018-25099 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-25099?

CVE-2018-25099 has an EPSS score of 0.49% (39th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-25099?

Upgrade libcryptx-perl on debian 11 to 0.062-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2018-25099

CRITICAL

9.8

CVSS v3

NVD

Description

In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.

CWE-347

How to fix

Remediation Available

libcryptx-perlDebian

Fixed in:0.062-1CVE-2018-25099

libcryptx-perlUbuntu

Fixed in:0.056-1ubuntu0.1~esm1USN-8128-1

Fixed in:0.067-1ubuntu0.1~esm1USN-8128-1

Fixed in:0.076-1ubuntu0.1~esm1USN-8128-1

Fixed in:0.080-2ubuntu0.1~esm1USN-8128-1

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

0.49%probability of exploitation in 30 days

39thpercentile

Low risk: more likely to be exploited than 39% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-347 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2018-16042	Medium	6.5	82%	-	-
CVE-2025-59718	Critical	9.8	66%	KEV	Fix
CVE-2025-25292	Critical	9.8	64%	-	Fix
CVE-2021-22160	Critical	9.8	53%	-	Fix
CVE-2013-3900	Medium	5.5	45%	KEV	-
CVE-2018-0114	High	7.5	43%	-	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 2025-03-14.