THREATPORT/VULNERABILITY/CVE-2022-37454
CRITICAL SEVERITY

CVE-2022-37454

Extended Keccak Code Package vulnerability

CVSS
9.8
EPSS
5.2%
EPSS pct
92th
Exploited
No known
The Keccak XKCP SHA-3 reference implementation before fdc6fef has an integer overflow and resultant buffer overflow that allows attackers to execute arbitrary code or eliminate expected cryptographic properties. This occurs in the sponge function interface.
Affected vendor
Extended Keccak Code Package Project
Affected product
Extended Keccak Code Package
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-190 — Integer Overflow or Wraparound
Published
2022-10-21

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 5.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2022-37454

  • Confirm whether Extended Keccak Code Package Project Extended Keccak Code Package is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-37454.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-37454

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-37454 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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