Is CVE-2021-34297 in the CISA KEV catalog?

No. CVE-2021-34297 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-34297?

CVE-2021-34297 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-34297?

CVE-2021-34297 has an EPSS score of 1.57% (72th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-34297?

Upgrade jt2go to 13.2.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-34297

HIGHEPSS 72th pctl

7.8

CVSS v3

NVD

Description

A vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The BMP_Loader.dll library in affected applications lacks proper validation of user-supplied data when parsing BMP files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13059)

CWE-787Out-of-bounds Write CWE-20Improper Input Validation

How to fix

Remediation Available

jt2goNVD

Affected:< 13.2.0Fixed in:13.2.0CVE-2021-34297derived from NVD

teamcenter visualizationNVD

Affected:< 13.2.0Fixed in:13.2.0CVE-2021-34297derived 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 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

1.57%probability of exploitation in 30 days

72ndpercentile

Elevated risk: more likely to be exploited than 72% of all known CVEs.

References

Vendor Advisory1

cert-portal.siemens.com

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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.