Vulnerability Details : CVE-2021-34316
A vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The DL180CoolType.dll library in affected applications lacks proper validation of user-supplied data when parsing PDF files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13380)
Vulnerability category: Memory CorruptionInput validationExecute code
Products affected by CVE-2021-34316
- cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-34316
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-34316
| 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 | |
|
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-2021-34316
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Secondary)
- productcert@siemens.com (Primary)
References for CVE-2021-34316
-
https://cert-portal.siemens.com/productcert/pdf/ssa-483182.pdf
Vendor Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-21-849/
ZDI-21-849 | Zero Day InitiativeThird Party Advisory
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