CVE-2023-30757

MEDIUMNVD 6.26.2—
EchelonGraph scoreMEDIUM confidence

Score 6.2 from GitHub Security Advisory published 2023-06-13. NVD baseline CVSS 6.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.2
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.2Exploit: NoneExposed: 0

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

A vulnerability has been identified in Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions), Totally Integrated Automation Portal (TIA Portal) V20 (All versions). The know-how protection feature in affected products does not properly update the encryption of existing program blocks when a project file is updated. This could allow attackers with access to the project file to recover previous - yet unprotected - versions of the project without the knowledge of the know-how protection password.

CVSS v3
6.2
EG Score
6.2(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity62% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
2.2%
KEV
Not listed

Published

June 13, 2023

Last Modified

December 10, 2024

References (3)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 43× 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 02:21 UTCEG score recompute
  2. 2026-07-22 23:09 UTCEG score recompute
  3. 2026-07-22 14:06 UTCEPSS rescore
  4. 2026-07-22 14:06 UTCEPSS rescore
  5. 2026-07-21 15:23 UTCEPSS rescore
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  17. 2026-07-13 22:28 UTCEPSS rescore
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  1. 2026-07-06 16:26 UTCEPSS rescore
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  3. 2026-07-04 06:29 UTCEPSS rescore
  4. 2026-07-02 16:59 UTCEPSS rescore
  5. 2026-07-01 15:04 UTCEPSS rescore
  6. 2026-06-30 23:21 UTCEPSS rescore
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  8. 2026-06-29 14:05 UTCEPSS rescore
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  11. 2026-06-28 04:54 UTCEPSS rescore
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  13. 2026-06-25 13:48 UTCEPSS rescore
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  17. 2026-06-23 21:31 UTCEPSS rescore
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  19. 2026-06-22 14:24 UTCEPSS rescore
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  21. 2026-06-21 14:55 UTCEPSS rescore
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  23. 2026-06-21 01:58 UTCEPSS rescore
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  25. 2026-06-17 17:51 UTCEPSS rescore
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  27. 2026-06-15 17:47 UTCEPSS rescore
  28. 2026-06-14 23:16 UTCEPSS rescore
  29. 2026-06-13 22:59 UTCEPSS rescore
  30. 2026-06-13 22:59 UTCEPSS rescore
  31. 2026-06-12 23:10 UTCEPSS rescore
  32. 2026-06-11 13:59 UTCEPSS rescore
  33. 2026-06-10 22:17 UTCEPSS rescore
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  36. 2026-06-08 14:15 UTCEPSS rescore
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  38. 2026-06-07 15:23 UTCEPSS rescore
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  40. 2026-06-06 13:46 UTCEPSS rescore
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  42. 2026-06-05 22:46 UTCEPSS rescore
  43. 2026-06-05 22:46 UTCEPSS rescore
  44. 2026-06-05 06:09 UTCEPSS rescore
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  46. 2026-06-02 20:12 UTCEPSS rescore
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  49. 2026-06-01 13:51 UTCEPSS rescore
  50. 2026-05-31 22:29 UTCEPSS rescore
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  53. 2026-05-31 00:15 UTCEPSS rescore
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  55. 2026-05-29 13:43 UTCEPSS rescore
  56. 2026-05-28 13:43 UTCEPSS rescore
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  58. 2026-05-27 13:39 UTCEPSS rescore
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  60. 2026-05-26 13:43 UTCEPSS rescore
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  62. 2026-05-26 07:18 UTCEPSS rescore
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  64. 2026-05-26 07:17 UTCEPSS rescore
  65. 2026-05-24 23:37 UTCEG score recompute
  66. 2026-05-24 23:37 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-30757?
CVE-2023-30757 is a medium vulnerability published on June 13, 2023. A vulnerability has been identified in Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA…
When was CVE-2023-30757 disclosed?
CVE-2023-30757 was first published in the National Vulnerability Database on June 13, 2023, with the most recent update on December 10, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-30757 actively exploited?
CVE-2023-30757 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-30757?
CVE-2023-30757 has a CVSS v3 base score of 6.2 (NVD).
How do I remediate CVE-2023-30757?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-30757, 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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