The OSI dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via invalid IPv4 or IPv6 prefix lengths, possibly triggering a buffer overflow.

Threat-Mapped Scoring

Score: 1.9

Priority: P3 - Important (Medium)

• S9 – Sabotage of System/App
• S10 – Denial of Service (+0.1 bonus)

EPSS

Score: 0.02584
Percentile: 0.84944

CVSS Scoring

Affected Products

• cpe:2.3:a:ethereal_group:ethereal:*:*:*:*:*:*:*:*

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