CVE-2016-4377

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2022-05-17. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 7%CVSS: 8.1Exploit: NoneExposed: 0

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

HPE Smart Update in Storage Sizing Tool before 13.0, Converged Infrastructure Solution Sizer Suite (CISSS) before 2.13.1, Power Advisor before 7.8.2, Insight Management Sizer before 16.12.1, Synergy Planning Tool before 3.3, SAP Sizing Tool before 16.12.1, Sizing Tool for SAP Business Suite powered by HANA before 16.11.1, Sizer for ConvergedSystems Virtualization before 16.7.1, Sizer for Microsoft Exchange Server before 16.12.1, Sizer for Microsoft Lync Server 2013 before 16.12.1, Sizer for Microsoft SharePoint 2013 before 16.13.1, Sizer for Microsoft SharePoint 2010 before 16.11.1, and Sizer for Microsoft Skype for Business Server 2015 before 16.5.1 allows remote attackers to execute arbitrary code via unspecified vectors.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity81% × 45%
Exploitation7% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
93.6%
KEV
Not listed

Published

August 22, 2016

Last Modified

May 6, 2026

References (4)

Data Freshness Timeline

(refreshed 12× in last 7d / 39× 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 14:14 UTCEPSS rescore
  2. 2026-07-23 01:23 UTCEG score recompute
  3. 2026-07-22 22:02 UTCEG score recompute
  4. 2026-07-22 14:04 UTCEPSS rescore
  5. 2026-07-21 15:21 UTCEPSS rescore
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  7. 2026-07-20 17:03 UTCEPSS rescore
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  1. 2026-07-06 16:24 UTCEPSS rescore
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  5. 2026-07-05 02:27 UTCEPSS rescore
  6. 2026-07-04 06:28 UTCEPSS rescore
  7. 2026-07-01 15:02 UTCEPSS rescore
  8. 2026-06-30 23:19 UTCEPSS rescore
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  17. 2026-06-23 21:30 UTCEPSS rescore
  18. 2026-06-22 14:23 UTCEPSS rescore
  19. 2026-06-19 19:23 UTCEPSS rescore
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  21. 2026-06-18 17:50 UTCEPSS rescore
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  24. 2026-06-16 17:50 UTCEPSS rescore
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  26. 2026-06-15 17:45 UTCEPSS rescore
  27. 2026-06-14 23:14 UTCEPSS rescore
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  30. 2026-06-12 23:09 UTCEPSS rescore
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  32. 2026-06-11 13:57 UTCEPSS rescore
  33. 2026-06-10 22:15 UTCEPSS rescore
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  35. 2026-06-08 14:14 UTCEPSS rescore
  36. 2026-06-07 15:22 UTCEPSS rescore
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  38. 2026-06-06 13:45 UTCEPSS rescore
  39. 2026-06-05 22:44 UTCEPSS rescore
  40. 2026-06-05 06:08 UTCEPSS rescore
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  42. 2026-06-04 13:10 UTCEPSS rescore
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  44. 2026-06-02 20:10 UTCEPSS rescore
  45. 2026-06-01 13:49 UTCEPSS rescore
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  47. 2026-05-31 22:28 UTCEPSS rescore
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  49. 2026-05-31 00:14 UTCEPSS rescore
  50. 2026-05-29 13:41 UTCEPSS rescore
  51. 2026-05-28 13:42 UTCEPSS rescore
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  53. 2026-05-27 13:38 UTCEPSS rescore
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  55. 2026-05-24 16:43 UTCEPSS rescore
  56. 2026-05-22 21:15 UTCEPSS rescore
  57. 2026-05-22 21:15 UTCEPSS rescore
  58. 2026-05-22 19:00 UTCEG score recompute
  59. 2026-05-22 19:00 UTCGHSA enrichment
  60. 2026-05-21 22:40 UTCEPSS rescore
  61. 2026-05-20 22:37 UTCEPSS rescore
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  67. 2026-05-18 21:30 UTCEPSS rescore
  68. 2026-05-18 21:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2016-4377?
CVE-2016-4377 is a high vulnerability published on August 22, 2016. HPE Smart Update in Storage Sizing Tool before 13.0, Converged Infrastructure Solution Sizer Suite (CISSS) before 2.13.1, Power Advisor before 7.8.2, Insight Management Sizer before 16.12.1, Synergy Planning Tool before 3.3, SAP Sizing Tool before 16.12.1, Sizing Tool for SAP Business Suite powered…
When was CVE-2016-4377 disclosed?
CVE-2016-4377 was first published in the National Vulnerability Database on August 22, 2016, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-4377 actively exploited?
CVE-2016-4377 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-4377?
CVE-2016-4377 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2016-4377?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-4377, 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.

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