CVE-2018-10238 - CVE House
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Status published Critical CVE-2018-10238

bvlc.c in skarg BACnet Protocol Stack bacserv 0.9.1 and 0.8.5...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from bacnet protocol stack project

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CVE-2019-12480
BACnet Protocol Stack through 0.8.6 has a segmentation fault leading...
High 7.5

Affected Vendor

bacnet protocol stack project

View all reports →

Affected Software

bacnet protocol stack
Vulnerable Versions:
0.8.5

Timeline

Official Publish: April 20th, 2018
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.