CVE•Published 2022-10-21•Modified 2026-10-14•1 article on news•6 live references•NVD data

CVE-2022-37454Extended_keccak_code_package_project · Extended_keccak_code_package

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 7% of all CVEs

Weaknesses (CWE)

CWE-190Integer Overflow or Wraparound

Description

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.

Timeline

Published 2022-10-21

Modified 2026-10-14

External references

NVD MITRE Exploit-DB GitHub PoC trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag968,283 hosts

vuln:CVE-2022-37454

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Extended Keccak Code Package Project Extended Keccak Code Package"

All exposed Extended Keccak Code Package Project Extended Keccak Code Package instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Extended Keccak Code Package"

HTTP body or banner mentions "Extended Keccak Code Package" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2022-37454