What’s Vulnerable › Vulnerabilities

CVE-2015-1522

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-04-24 · updated 2026-06-17
• Weakness: CWE-119

Description

analyzer/protocol/dnp3/DNP3.cc in Bro before 2.3.2 does not reject certain non-zero values of a packet length, which allows remote attackers to cause a denial of service (buffer overflow or buffer over-read) via a crafted DNP3 packet.

Affected products

• Bro: through 2.3.1

References

• https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0
• https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0

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