CVE-2023-5683

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 18.0%, top 3% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Elevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 18%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

A vulnerability was found in Byzoro Smart S85F Management Platform up to 20231010 and classified as critical. This issue affects some unknown processing of the file /sysmanage/importconf.php. The manipulation of the argument btn_file_renew leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-243059. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: 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%
Exploitation40% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
18%
EPSS %ILE
97%
KEV
Not listed

Published

October 21, 2023

Last Modified

June 17, 2026

References (8)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 38× 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 14:53 UTCEPSS rescore
  2. 2026-07-25 14:16 UTCEPSS rescore
  3. 2026-07-24 14:16 UTCEPSS rescore
  4. 2026-07-23 14:16 UTCEPSS rescore
  5. 2026-07-23 02:30 UTCEG score recompute
  6. 2026-07-22 23:16 UTCEG score recompute▲ 3.50
  7. 2026-07-22 14:07 UTCEPSS rescore
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  9. 2026-07-21 15:23 UTCEPSS rescore
  10. 2026-07-20 17:06 UTCEPSS rescore
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  15. 2026-07-16 17:01 UTCEPSS rescore
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  19. 2026-07-13 22:28 UTCEPSS rescore
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  21. 2026-07-12 05:45 UTCEPSS rescore
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  24. 2026-07-09 19:08 UTCEPSS rescore
  25. 2026-07-08 15:13 UTCEPSS rescore
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  1. 2026-07-07 13:45 UTCEPSS rescore
  2. 2026-07-07 13:44 UTCEPSS rescore
  3. 2026-07-06 16:26 UTCEPSS rescore
  4. 2026-07-06 16:26 UTCEPSS rescore
  5. 2026-07-06 02:22 UTCEPSS rescore
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  7. 2026-07-05 02:29 UTCEPSS rescore
  8. 2026-07-01 15:05 UTCEPSS rescore
  9. 2026-06-30 23:21 UTCEPSS rescore
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  11. 2026-06-28 14:06 UTCEPSS rescore
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  13. 2026-06-28 04:55 UTCEPSS rescore
  14. 2026-06-27 03:07 UTCEPSS rescore
  15. 2026-06-25 13:48 UTCEPSS rescore
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  17. 2026-06-24 14:04 UTCEPSS rescore
  18. 2026-06-24 14:04 UTCEPSS rescore
  19. 2026-06-24 06:25 UTCNVD updateCVSS v3 → 9.8 · severity → CRITICAL
  20. 2026-06-23 21:31 UTCEPSS rescore
  21. 2026-06-23 21:31 UTCEPSS rescore
  22. 2026-06-22 14:24 UTCEPSS rescore
  23. 2026-06-22 14:24 UTCEPSS rescore
  24. 2026-06-21 14:55 UTCEPSS rescore
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  26. 2026-06-21 01:58 UTCEPSS rescore
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  28. 2026-06-18 17:51 UTCEPSS rescore
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  30. 2026-06-16 17:51 UTCEPSS rescore
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  32. 2026-06-15 17:47 UTCEPSS rescore
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  34. 2026-06-13 22:59 UTCEPSS rescore
  35. 2026-06-13 22:59 UTCEPSS rescore
  36. 2026-06-12 23:11 UTCEPSS rescore
  37. 2026-06-11 13:59 UTCEPSS rescore
  38. 2026-06-10 22:17 UTCEPSS rescore
  39. 2026-06-10 13:21 UTCEPSS rescore
  40. 2026-06-07 15:24 UTCEPSS rescore
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  42. 2026-06-06 13:46 UTCEPSS rescore
  43. 2026-06-06 13:46 UTCEPSS rescore
  44. 2026-06-05 22:46 UTCEPSS rescore
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  46. 2026-06-05 06:09 UTCEPSS rescore
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  48. 2026-06-04 13:11 UTCEPSS rescore
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  50. 2026-06-02 20:12 UTCEPSS rescore
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  53. 2026-05-31 22:30 UTCEPSS rescore
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  55. 2026-05-31 00:15 UTCEPSS rescore
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  57. 2026-05-29 13:43 UTCEPSS rescore
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  60. 2026-05-27 13:40 UTCEPSS rescore
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  62. 2026-05-26 13:43 UTCEPSS rescore
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  64. 2026-05-26 07:18 UTCEPSS rescore
  65. 2026-05-26 07:18 UTCEPSS rescore
  66. 2026-05-24 15:24 UTCEG score recompute
  67. 2026-05-24 15:24 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-5683?
CVE-2023-5683 is a critical vulnerability published on October 21, 2023. A vulnerability was found in Byzoro Smart S85F Management Platform up to 20231010 and classified as critical. This issue affects some unknown processing of the file /sysmanage/importconf.php. The manipulation of the argument btnfilerenew leads to os command injection. The attack may be initiated…
When was CVE-2023-5683 disclosed?
CVE-2023-5683 was first published in the National Vulnerability Database on October 21, 2023, 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-2023-5683 actively exploited?
CVE-2023-5683 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 18% probability of exploitation in the next 30 days, which ranks it in the top 3.1% of all scored CVEs.
What is the CVSS score of CVE-2023-5683?
CVE-2023-5683 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-5683?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5683, 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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