CVE-2015-1521

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

analyzer/protocol/dnp3/DNP3.cc in Bro before 2.3.2 does not properly handle zero values of a packet length, which allows remote attackers to cause a denial of service (buffer overflow or buffer over-read if NDEBUG; otherwise assertion failure) via a crafted DNP3 packet.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0Patch, Vendor Advisory
https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0Patch, Vendor Advisory

Timeline

Published: Apr 24, 2017
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2015

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