Vulnerability Details : CVE-2020-26991

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)
Published 2021-01-12 21:15:17
Updated 2022-10-06 19:42:48
Source Siemens AG
View at NVD,   CVE.org
Vulnerability category: Execute code

Products affected by CVE-2020-26991

Exploit prediction scoring system (EPSS) score for CVE-2020-26991

EPSS FAQ
1.78%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-26991

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

CWE ids for CVE-2020-26991

  • The product dereferences a pointer that it expects to be valid but is NULL.
    Assigned by: nvd@nist.gov (Secondary)
  • The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
    Assigned by: productcert@siemens.com (Primary)

References for CVE-2020-26991

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