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CVE-2021-25178

27
FAUCET Score

CVE-2021-25178 is a stack-based buffer overflow in Open Design Alliance Drawings SDK versions prior to 2021.11, affecting various products including Open Design Alliance and Siemens software. This vulnerability, triggered by malformed .DXF and .DWG files during a recover operation, carries a CVSS score of 7.8 (HIGH) due to its potential for denial of service or arbitrary code execution. While it requires user interaction (UI:R) and local access (AV:L), its impact on confidentiality, integrity, and availability is high. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2021.11CPE matchmatch criteria
cpe:2.3:a:opendesign:drawings_software_development_kit:*:*:*:*:*:*:*:*
< 10.4.1CPE matchmatch criteria
cpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:*
< 13.1.0.1CPE matchmatch criteria
cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:*
< 13.1.0.1CPE matchmatch criteria
cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.23%
Probability of exploitation in next 30 days
EPSS Percentile
86.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0323 is in the 87th percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cert-portal.siemens.com / productcert/pdf/ssa-155599.pdf
PatchThird Party Advisory
cert-portal.siemens.com / productcert/pdf/ssa-663999.pdf
PatchThird Party Advisory
opendesign.com / security-advisories
Vendor Advisory
zerodayinitiative.com / advisories/ZDI-21-220
Third Party AdvisoryVDB Entry
zerodayinitiative.com / advisories/ZDI-21-240
Third Party AdvisoryVDB Entry
zerodayinitiative.com / advisories/ZDI-21-243
Third Party AdvisoryVDB Entry