Is CVE-2021-44492 in the CISA KEV catalog?

No. CVE-2021-44492 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44492?

CVE-2021-44492 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-44492?

CVE-2021-44492 has an EPSS score of 1.60% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44492?

Upgrade fis-gtm on debian 12 to 7.0-002-1 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2021-44492

HIGHEPSS 73th pctl

7.5

CVSS v3

NVD

Description

An issue was discovered in YottaDB through r1.32 and V7.0-000 and FIS GT.M through V7.0-000. Using crafted input, attackers can cause a type to be incorrectly initialized in the function f_incr in sr_port/f_incr.c and cause a crash due to a NULL pointer dereference.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

fis-gtmDebian

Fixed in:7.0-002-1CVE-2021-44492

fis-gtmUbuntu

Fixed in:6.2-002A-2ubuntu0.1~esm1USN-7422-1

Fixed in:6.3-003A-2ubuntu0.1~esm1USN-7422-1

Fixed in:6.3-007-1ubuntu0.1~esm1USN-7422-1

Fixed in:6.3-014-3ubuntu0.1~esm1USN-7422-1

fis-gtm-6.2-002Ubuntu

Fixed in:6.2-002A-2ubuntu0.1~esm1USN-7422-1

fis-gtm-6.3-003aUbuntu

Fixed in:6.3-003A-2ubuntu0.1~esm1USN-7422-1

fis-gtm-6.3-007Ubuntu

Fixed in:6.3-007-1ubuntu0.1~esm1USN-7422-1

fis-gtm-6.3-014Ubuntu

Fixed in:6.3-014-3ubuntu0.1~esm1USN-7422-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.60%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Patch1

gitlab.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	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.