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CVE-2012-0254

25
FAUCET Score

CVE-2012-0254 describes a stack-based buffer overflow vulnerability in the HMIWeb Browser HSCDSPRenderDLL ActiveX control, impacting Honeywell Experion, Enterprise Building Manager, and SymmetrE products. This flaw allows remote attackers to execute arbitrary code with a CVSS score of 7.5, indicating high severity due to its network-based attack vector and potential for partial compromise of confidentiality, integrity, and availability. Despite its age, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion, suggesting a low current exploitation risk.

Impacted Technologies

VendorProductVersion(s)CPE
r400CPE matchmatch criteria
cpe:2.3:a:honeywell:enterprise_building_manager:r400:*:*:*:*:*:*:*
r410.1CPE matchmatch criteria
cpe:2.3:a:honeywell:enterprise_building_manager:r410.1:*:*:*:*:*:*:*
r200CPE matchmatch criteria
cpe:2.3:a:honeywell:experion:r200:*:*:*:*:*:*:*
r300CPE matchmatch criteria
cpe:2.3:a:honeywell:experion:r300:*:*:*:*:*:*:*
r310CPE matchmatch criteria
cpe:2.3:a:honeywell:experion:r310:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.08%
Probability of exploitation in next 30 days
EPSS Percentile
89.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0408 is in the 82nd percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

coollabspatch availablevia llm_extracted

Vendor Advisories (1)

coollabsllm-coollabs-8b9044e30ed06cdeMEDIUM

HMIWeb Browser Buffer Overflow Vulnerability ICSA-12-150-01

Mar 9, 2012

References

honeywellprocess.com / en-US/support/pages/all-notifications.aspx
Vendor Advisory
us-cert.gov / control_systems/pdf/ICSA-12-150-01.pdf
Third Party AdvisoryUS Government Resource