CVE-2016-7552

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-17. 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 93%
  • Public exploit code is available (Metasploit, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 93%CVSS: 9.8Exploit: Metasploit · 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.

On the Trend Micro Threat Discovery Appliance 2.6.1062r1, directory traversal when processing a session_id cookie allows a remote, unauthenticated attacker to delete arbitrary files as root. This can be used to bypass authentication or cause a DoS.

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%
Exploitation93% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
93%
EPSS %ILE
100%
KEV
Not listed

Published

April 12, 2017

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Jul 26, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr.
github_pr

Added CVE-2016-7552/CVE-2016-7547 exploit

Fix merged in rapid7/metasploit-framework PR #8216 on 2017-04-18 — awaiting tagged release

https://github.com/rapid7/metasploit-framework/pull/8216/commits/0f07875a2ddb0bfbb4e985ab074e9fc56da1dcf6
generic
http://www.securityfocus.com/bid/97599

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 3× in last 7d / 11× 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. 2026-07-23 01:24 UTCEG score recompute
  2. 2026-07-22 22:03 UTCEG score recompute
  3. 2026-07-22 14:04 UTCEPSS rescore
  4. 2026-07-15 16:54 UTCEPSS rescore
  5. 2026-07-15 16:54 UTCEPSS rescore
  6. 2026-07-06 16:24 UTCEPSS rescore
  7. 2026-07-06 16:24 UTCEPSS rescore
  8. 2026-07-06 02:20 UTCEPSS rescore
  9. 2026-07-06 02:20 UTCEPSS rescore
  10. 2026-06-30 23:19 UTCEPSS rescore
  11. 2026-06-30 23:19 UTCEPSS rescore
  12. 2026-06-23 21:30 UTCEPSS rescore
  13. 2026-06-22 14:23 UTCEPSS rescore
  14. 2026-06-21 14:54 UTCEPSS rescore
  15. 2026-06-21 14:54 UTCEPSS rescore
  16. 2026-06-21 01:57 UTCEPSS rescore
  17. 2026-06-21 01:57 UTCEPSS rescore
  18. 2026-06-19 19:23 UTCEPSS rescore
  19. 2026-06-19 19:23 UTCEPSS rescore
  20. 2026-06-15 17:45 UTCEPSS rescore
  21. 2026-06-12 23:09 UTCEPSS rescore
  22. 2026-06-11 13:57 UTCEPSS rescore
  23. 2026-06-08 14:14 UTCEPSS rescore
  24. 2026-06-07 15:22 UTCEPSS rescore
  25. 2026-06-07 15:22 UTCEPSS rescore
Show 25 more
  1. 2026-06-06 13:45 UTCEPSS rescore
  2. 2026-06-06 13:45 UTCEPSS rescore
  3. 2026-06-02 20:10 UTCEPSS rescore
  4. 2026-05-31 00:14 UTCEPSS rescore
  5. 2026-05-27 13:38 UTCEPSS rescore
  6. 2026-05-27 13:38 UTCEPSS rescore
  7. 2026-05-24 16:44 UTCEPSS rescore
  8. 2026-05-20 22:37 UTCEPSS rescore
  9. 2026-05-20 22:37 UTCEPSS rescore
  10. 2026-05-20 22:37 UTCEPSS rescore
  11. 2026-05-20 11:21 UTCEPSS rescore
  12. 2026-05-20 11:21 UTCEPSS rescore
  13. 2026-05-20 11:19 UTCGHSA enrichment
  14. 2026-05-20 07:22 UTCGHSA enrichment
  15. 2026-05-20 03:25 UTCGHSA enrichment
  16. 2026-05-19 23:28 UTCGHSA enrichment
  17. 2026-05-19 19:31 UTCGHSA enrichment
  18. 2026-05-19 15:34 UTCGHSA enrichment
  19. 2026-05-19 11:37 UTCGHSA enrichment
  20. 2026-05-19 07:38 UTCGHSA enrichment
  21. 2026-05-19 03:41 UTCGHSA enrichment
  22. 2026-05-18 23:43 UTCEG score recompute
  23. 2026-05-18 21:30 UTCEPSS rescore
  24. 2026-05-18 21:30 UTCEPSS rescore
  25. 2026-05-18 21:30 UTCEPSS rescore

Publicly available exploits

(2 references)

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

  • Metasploitexploit/multi/http/trendmicro_threat_discovery_admin_sys_time_cmdi✓ verified
    First seen Apr 10, 2017

    Trend Micro Threat Discovery Appliance admin_sys_time.cgi Remote Command Execution

    Open source ↗
  • Nucleihttp/cves/2016/CVE-2016-7552.yaml
    First seen Jan 1, 2016

    Trend Micro Threat Discovery Appliance 2.6.1062r1 - Authentication Bypass

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-7552?
CVE-2016-7552 is a critical vulnerability published on April 12, 2017. On the Trend Micro Threat Discovery Appliance 2.6.1062r1, directory traversal when processing a session_id cookie allows a remote, unauthenticated attacker to delete arbitrary files as root. This can be used to bypass authentication or cause a DoS.
When was CVE-2016-7552 disclosed?
CVE-2016-7552 was first published in the National Vulnerability Database on April 12, 2017, 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-2016-7552 actively exploited?
CVE-2016-7552 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93% 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-2016-7552?
CVE-2016-7552 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-7552?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-7552, 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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