CVE-2016-2004

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 94%
  • Public exploit code is available (Metasploit, Exploit-DB (verified), epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 94%CVSS: 9.8Exploit: Metasploit · Exploit-DB (verified) · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

HPE Data Protector before 7.03_108, 8.x before 8.15, and 9.x before 9.06 allow remote attackers to execute arbitrary code via unspecified vectors related to lack of authentication. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-2623.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
86(Track*)
EG Risk 86/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation94% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
94%
EPSS %ILE
100%
KEV
Not listed

Published

April 21, 2016

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated Jul 27, 2026
🔬 Proof of concept available. No patch confirmed yet. Sources: cert.
cert

VU#267328 - HP Data Protector does not perform authentication and contains an embedded SSL private key

http://www.kb.cert.org/vuls/id/267328
generic🟡 PoC Available

HP Data Protector A.09.00 - Encrypted Communications Arbitrary Command Execution (Metasploit) - Windows remote Exploit

https://www.exploit-db.com/exploits/39874/
generic🟡 PoC Available

HP Data Protector A.09.00 - Arbitrary Command Execution - Windows remote Exploit

https://www.exploit-db.com/exploits/39858/
generic
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05085988
generic
http://www.securitytracker.com/id/1035631
generic

Packet Storm

http://packetstormsecurity.com/files/137341/HP-Data-Protector-Encrypted-Communication-Remote-Command-Execution.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 4× in last 7d / 9× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-26 14:50 UTCEPSS rescore
  2. 2026-07-23 14:14 UTCEPSS rescore
  3. 2026-07-23 01:22 UTCEG score recompute
  4. 2026-07-22 22:01 UTCEG score recompute
  5. 2026-07-19 02:26 UTCEPSS rescore
  6. 2026-07-19 02:26 UTCEPSS rescore
  7. 2026-07-13 22:26 UTCEPSS rescore
  8. 2026-07-13 06:09 UTCEPSS rescore
  9. 2026-07-04 06:28 UTCEPSS rescore
  10. 2026-06-25 13:47 UTCEPSS rescore
  11. 2026-06-25 13:47 UTCEPSS rescore
  12. 2026-06-23 21:30 UTCEPSS rescore
  13. 2026-06-17 17:50 UTCEPSS rescore
  14. 2026-06-17 17:50 UTCEPSS rescore
  15. 2026-06-15 17:45 UTCEPSS rescore
  16. 2026-06-12 23:09 UTCEPSS rescore
  17. 2026-06-12 23:09 UTCEPSS rescore
  18. 2026-06-11 13:57 UTCEPSS rescore
  19. 2026-06-10 22:15 UTCEPSS rescore
  20. 2026-06-08 14:14 UTCEPSS rescore
  21. 2026-06-05 22:44 UTCEPSS rescore
  22. 2026-05-31 00:14 UTCEPSS rescore
  23. 2026-05-29 13:41 UTCEPSS rescore
  24. 2026-05-28 13:42 UTCEPSS rescore
  25. 2026-05-28 13:42 UTCEPSS rescore
Show 19 more
  1. 2026-05-27 13:38 UTCEPSS rescore
  2. 2026-05-27 13:38 UTCEPSS rescore
  3. 2026-05-24 16:43 UTCEPSS rescore
  4. 2026-05-20 22:37 UTCEPSS rescore
  5. 2026-05-20 22:37 UTCEPSS rescore
  6. 2026-05-20 22:37 UTCEPSS rescore
  7. 2026-05-20 10:23 UTCGHSA enrichment
  8. 2026-05-20 06:42 UTCGHSA enrichment
  9. 2026-05-20 03:01 UTCGHSA enrichment
  10. 2026-05-19 23:20 UTCGHSA enrichment
  11. 2026-05-19 19:39 UTCGHSA enrichment
  12. 2026-05-19 15:58 UTCGHSA enrichment
  13. 2026-05-19 12:07 UTCGHSA enrichment
  14. 2026-05-19 08:25 UTCGHSA enrichment
  15. 2026-05-19 04:44 UTCGHSA enrichment
  16. 2026-05-19 01:01 UTCEG score recompute
  17. 2026-05-19 01:01 UTCGHSA enrichment
  18. 2026-05-18 21:30 UTCEPSS rescore
  19. 2026-05-18 21:30 UTCEPSS rescore

Publicly available exploits

(4 references)

Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-39874✓ verified
    First seen May 31, 2016

    HP Data Protector A.09.00 - Encrypted Communications Arbitrary Command Execution (Metasploit)

    Open source ↗
  • Exploit-DBEDB-39858✓ verified
    First seen May 26, 2016

    HP Data Protector A.09.00 - Arbitrary Command Execution

    Open source ↗
  • Metasploitexploit/windows/misc/hp_dataprotector_encrypted_comms✓ verified
    First seen Apr 18, 2016

    HP Data Protector Encrypted Communication Remote Command Execution

    Open source ↗
  • Nucleinetwork/cves/2016/CVE-2016-2004.yaml
    First seen Jan 1, 2016

    HP Data Protector - Arbitrary Command Execution

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-2004?
CVE-2016-2004 is a critical vulnerability published on April 21, 2016. HPE Data Protector before 7.03_108, 8.x before 8.15, and 9.x before 9.06 allow remote attackers to execute arbitrary code via unspecified vectors related to lack of authentication. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-2623.
When was CVE-2016-2004 disclosed?
CVE-2016-2004 was first published in the National Vulnerability Database on April 21, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-2004 actively exploited?
CVE-2016-2004 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 94% probability of exploitation in the next 30 days, which ranks it in the top 0.2% of all scored CVEs.
What is the CVSS score of CVE-2016-2004?
CVE-2016-2004 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-2004?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-2004, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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