What’s Vulnerable › Vulnerabilities
CVE-2018-10238
- Severity: critical (CVSS 9.8 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2018-04-20 · updated 2026-06-17
- Weakness: CWE-119
Description
bvlc.c in skarg BACnet Protocol Stack bacserv 0.9.1 and 0.8.5 is affected by a Buffer Overflow because of a lack of packet-size validation. The affected component is bacserv BACnet/IP BVLC forwarded NPDU. The function bvlc_bdt_forward_npdu() calls bvlc_encode_forwarded_npdu() which copies the content from the request into a local in the bvlc_bdt_forward_npdu() stack frame and clobbers the canary. The attack vector is: A BACnet/IP device with BBMD enabled based on this library connected to IP network. The fixed version is: 0.8.6.
Affected products
References
- https://sourceforge.net/p/bacnet/bugs/55/
- https://sourceforge.net/p/bacnet/code/3168/
- https://sourceforge.net/p/bacnet/code/3169/
- https://sourceforge.net/p/bacnet/bugs/55/
- https://sourceforge.net/p/bacnet/code/3168/
- https://sourceforge.net/p/bacnet/code/3169/
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