Algorithmic complexity vulnerability in Snort before 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote attackers to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a "backtracking attack."

Threat-Mapped Scoring

Score: 1.5

Priority: P4 - Informational (Low)

• S10 – Denial of Service

EPSS

Score: 0.03511
Percentile: 0.87128

CVSS Scoring

Affected Products

• cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*

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