CVE-2020-26989: siemens jt2go Stack-based Buffer Overflow
Vulnerability summary
CVE-2020-26989 is a high (CVSS 7.8) Stack-based Buffer Overflow vulnerability in siemens jt2go. EPSS estimates a 2.96% chance of exploitation in the next 30 days, higher than 86.9% of scored vulnerabilities.
Timeline
- 12-01-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A vulnerability has been identified in JT2Go (All versions < V13.1.0.1), Solid Edge SE2020 (All Versions < SE2020MP12), Solid Edge SE2021 (All Versions < SE2021MP2), Teamcenter Visualization (All versions < V13.1.0.1). Affected applications lack proper validation of user-supplied data when parsing of PAR files. This could result in a stack based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-11892)
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
2.96%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
+0.12 pp
From 2.83% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Siemens5 products
- jt2goAll versions < V13.1.0.1 | < 13.1.0.1
- solid_edge< se2021 | se2021 | se2021:maintenance_pack1
- solid_edge_se2020_firmwareAll Versions < SE2020MP12
- solid_edge_se2021_firmwareAll Versions < SE2021MP2
- teamcenter_visualizationAll versions < V13.1.0.1 | < 13.1.0.1
1 vendor · 5 products