What’s Vulnerable › Vulnerabilities

CVE-2016-2515

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-04-13 · updated 2026-06-17
• Weakness: CWE-399

Description

Hawk before 3.1.3 and 4.x before 4.1.1 allow remote attackers to cause a denial of service (CPU consumption or partial outage) via a long (1) header or (2) URI that is matched against an improper regular expression.

Affected products

• Hawk Project Hawk: 3.1.2, 4.1.0

References

• http://www.openwall.com/lists/oss-security/2016/02/20/1
• http://www.openwall.com/lists/oss-security/2016/02/20/2
• https://bugzilla.redhat.com/show_bug.cgi?id=1309721
• https://github.com/hueniverse/hawk/commit/0833f99ba64558525995a7e21d4093da1f3e15fa
• https://github.com/hueniverse/hawk/issues/168
• https://nodesecurity.io/advisories/77
• http://www.openwall.com/lists/oss-security/2016/02/20/1
• http://www.openwall.com/lists/oss-security/2016/02/20/2
• https://bugzilla.redhat.com/show_bug.cgi?id=1309721
• https://github.com/hueniverse/hawk/commit/0833f99ba64558525995a7e21d4093da1f3e15fa
• https://github.com/hueniverse/hawk/issues/168
• https://nodesecurity.io/advisories/77

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