Vulnerability Details : CVE-2020-26997
A vulnerability has been identified in Solid Edge SE2020 (All versions < SE2020MP13), Solid Edge SE2020 (All versions < SE2020MP14), Solid Edge SE2021 (All Versions < SE2021MP4). Affected applications lack proper validation of user-supplied data when parsing PAR 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-11919)
Vulnerability category: OverflowExecute code
Exploit prediction scoring system (EPSS) score for CVE-2020-26997
Probability of exploitation activity in the next 30 days: 0.13%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 47 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-26997
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-26997
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Secondary)
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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-2020-26997
-
https://us-cert.cisa.gov/ics/advisories/icsa-21-103-06
Siemens Solid Edge File Parsing | CISAThird Party Advisory;US Government Resource
-
https://cert-portal.siemens.com/productcert/pdf/ssa-574442.pdf
Vendor Advisory
Products affected by CVE-2020-26997
- cpe:2.3:a:siemens:solid_edge_se2020:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:solid_edge_se2021:*:*:*:*:*:*:*:*