Vulnerability Details : CVE-2021-32948
An out-of-bounds write issue exists in the DWG file-reading procedure in the Drawings SDK (All versions prior to 2022.4) resulting from the lack of proper validation of user-supplied data. This can result in a write past the end of an allocated buffer and allow attackers to cause a denial-of-service condition or execute code in the context of the current process.
Vulnerability category: Memory CorruptionExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2021-32948
Probability of exploitation activity in the next 30 days: 0.09%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 35 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-32948
| 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-2021-32948
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- ics-cert@hq.dhs.gov (Primary)
- nvd@nist.gov (Secondary)
References for CVE-2021-32948
- https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf
-
https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf
Patch;Third Party Advisory
-
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02
Open Design Alliance Drawings SDK | CISAThird Party Advisory;US Government Resource
-
https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf
Patch;Third Party Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-21-984/
ZDI-21-984 | Zero Day InitiativeThird Party Advisory;VDB Entry
Products affected by CVE-2021-32948
- cpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:*
- cpe:2.3:a:opendesign:drawings_sdk:*:*:*:*:*:*:*:*