Is CVE-2020-26991 in the CISA KEV catalog?

No. CVE-2020-26991 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-26991?

CVE-2020-26991 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2020-26991?

CVE-2020-26991 has an EPSS score of 3.99% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-26991?

Upgrade jt2go to 13.1.0.2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-26991

HIGHEPSS 89th pctl

8.8

CVSS v3

NVD

Description

A vulnerability has been identified in JT2Go (All versions < V13.1.0.2), Teamcenter Visualization (All versions < V13.1.0.2). Affected applications lack proper validation of user-supplied data when parsing ASM files. This could lead to pointer dereferences of a value obtained from untrusted source. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-11899)

CWE-822Untrusted Pointer Dereference CWE-476NULL Pointer Dereference

How to fix

Remediation Available

jt2goNVD

Affected:< 13.1.0.2Fixed in:13.1.0.2CVE-2020-26991derived from NVD

teamcenter visualizationNVD

Affected:< 13.1.0.2Fixed in:13.1.0.2CVE-2020-26991derived 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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

3.99%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch2

Vendor Advisory1

cert-portal.siemens.com

Third-Party Advisory1

zerodayinitiative.com

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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.