What is CVE-2020-26993?

CVE-2020-26993 is a high-severity vulnerability in Siemens Jt2go, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-01-12.

How severe is CVE-2020-26993?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Siemens Jt2go

CVE-2020-26993

A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions < V13.1.0). Affected applications lack proper validation of user-supplied data when parsing CGM files. This could lead to a stack based buffer overflow while trying to copy to a buffer in the font index handling function. An attacker could leverage this vulnerability to execute code in the context of the current process.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (73.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Siemens Jt2go — versions All versions < V13.1.0
Siemens Teamcenter Visualization — versions All versions < V13.1.0
Siemens Teamcenter_visualization

Weakness classification (CWE)

References

productcert@siemens.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-26993?: CVE-2020-26993 is a high-severity vulnerability in Siemens Jt2go, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-01-12.
How severe is CVE-2020-26993?: High severity. CVSS v3 base score is 7.8 out of 10.