Buffer Overflow in EMC NetWorker (CVE-2017-8022)
Summary
Vulnerability in EMC NetWorker (CVE-2017-8022). Successful exploitation can lead to full system takeover.
Original description
The description as published by the source.
An issue was discovered in EMC NetWorker (prior to 8.2.4.9, all supported 9.0.x versions, prior to 9.1.1.3, prior to 9.2.0.4). The Server service (nsrd) is affected by a buffer overflow vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to execute arbitrary code on vulnerable installations of the software, or cause a denial of service, depending on the target system's platform.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-8022 has been found in EMC NetWorker.
Successful exploitation can lead to full system takeover. CVSS score: 8.1/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "EMC NetWorker CVE-2017-8022" on the vendor's site.
CVE-2017-8022 (EMC NetWorker) — CWE-119 / CVSS v3 8.1
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-119) exists in EMC NetWorker.
Check the vendor advisory for the affected versions of EMC NetWorker.
Severity: High (CVSS 8.1/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで EMC NetWorker を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- advisory seclists.org
- advisory securitytracker.com