Buffer overflow in Opendesign Drawings Sdk
CVE-2021-32936
An out-of-bounds write issue exists in the DXF file-recovering 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 class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.028 (85.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Opendesign Drawings Sdk
- Siemens Comos
- Siemens Jt2go
- Siemens Teamcenter Visualization
- Drawings Sdk — versions All versions prior to 2022.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- us-cert.cisa.gov/ics/advisories/icsa-21-159-02 (US Government Resource, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf (Patch, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-21-982/ (VDB Entry, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf (Patch, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf
Frequently asked questions
- What is CVE-2021-32936?
- CVE-2021-32936 is a high-severity vulnerability in Opendesign Drawings Sdk, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-17.
- How severe is CVE-2021-32936?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-32936 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.