ICMP information such as (1) netmask and (2) timestamp is allowed from arbitrary hosts.
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Score 4.0 from GitHub Security Advisory (severity: LOW) published 2022-04-30. NVD baseline CVSS 4.0; sources differ by 0.0.
ICMP information such as (1) netmask and (2) timestamp is allowed from arbitrary hosts.
August 1, 1997
May 28, 2026
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
See which npm, PyPI, Go, and Maven packages are affected by CVE-1999-0524
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msrc
CWE-200