CVE-2012-0254
CVE-2012-0254 is a high-severity vulnerability in Honeywell Enterprise Building Manager with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 2.0 base score 7.5)
- EPSS exploit prediction: 4% (89th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Honeywell Enterprise Building Manager
- Published:
- Last modified:
Description
Stack-based buffer overflow in the HMIWeb Browser HSCDSPRenderDLL ActiveX control in Honeywell Process Solutions (HPS) Experion R2xx, R30x, R31x, and R400.x; Honeywell Building Solutions (HBS) Enterprise Building Manager R400 and R410.1; and Honeywell Environmental Combustion and Controls (ECC) SymmetrE R410.1 allows remote attackers to execute arbitrary code via unspecified vectors.
Frequently asked questions
- What is CVE-2012-0254?
- Stack-based buffer overflow in the HMIWeb Browser HSCDSPRenderDLL ActiveX control in Honeywell Process Solutions (HPS) Experion R2xx, R30x, R31x, and R400.x; Honeywell Building Solutions (HBS) Enterprise Building Manager R400 and R410.1; and Honeywell Environmental Combustion and Controls (ECC) SymmetrE R410.1 allows remote attackers to execute arbitrary code via unspecified vectors.
- How severe is CVE-2012-0254?
- CVE-2012-0254 has a CVSS 2.0 base score of 7.5, rated high severity.
- Is CVE-2012-0254 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2012-0254?
- CVE-2012-0254 primarily affects Honeywell Enterprise Building Manager. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2012-0254?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2012-0254 published?
- CVE-2012-0254 was published on 2012-09-08 and last updated on 2026-06-16.
References
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-150-01.pdf
- https://www.honeywellprocess.com/en-US/support/pages/all-notifications.aspx
Affected products (7)
- cpe:2.3:a:honeywell:enterprise_building_manager:r400:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:enterprise_building_manager:r410.1:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:experion:r200:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:experion:r300:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:experion:r310:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:experion:r400.0:*:*:*:*:*:*:*
- cpe:2.3:a:honeywell:symmetre:r410.1:*:*:*:*:*:*:*
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