CVE-2015-1521
Last modified
CVE-2015-1521 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.78% chance of exploitation in the next 30 days.
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
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Bro | Bro | <= 2.3.1 |
References
- https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0Patch, Vendor Advisory
- https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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