CVE-2026-63033
Last modified
CVE-2026-63033 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A crafted IEC 60870-5-104 I-frame with a declared object count exceeding what fits in the ASDU body causes InformationObject_ParseObjectAddress to read one byte past the end of the heap-allocated message buffer.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
Description
A crafted IEC 60870-5-104 I-frame with a declared object count exceeding what fits in the ASDU body causes InformationObject_ParseObjectAddress to read one byte past the end of the heap-allocated message buffer.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| MZ Automation | lib60870 | 2.4.0 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
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