CVE-2017-20242

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-04. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

Keysight IxChariot Endpoint before 9.5.102 contains a stack-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet to crash the endpoint or potentially execute arbitrary code.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

August 4, 2026

Last Modified

August 4, 2026

Advisory Details (2)

Auto-updated Aug 18, 2026
No patch confirmed yet.
generic
https://www.cve.org/CVERecord?id=CVE-2017-20242
generic
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-216-01.json

Vendor Advisories for CVE-2017-20242(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 52× in last 7d / 121× 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.

Showing the most recent 100 of 121 total refreshes for this CVE.

  1. 2026-08-21 01:31 UTCEG score recompute
  2. 2026-08-21 01:31 UTCGHSA enrichment
  3. 2026-08-20 22:51 UTCEPSS rescore
  4. 2026-08-20 21:10 UTCGHSA enrichment
  5. 2026-08-20 16:49 UTCGHSA enrichment
  6. 2026-08-20 12:16 UTCGHSA enrichment
  7. 2026-08-20 07:56 UTCGHSA enrichment
  8. 2026-08-20 03:36 UTCGHSA enrichment
  9. 2026-08-19 23:16 UTCGHSA enrichment
  10. 2026-08-19 18:55 UTCEG score recompute
  11. 2026-08-19 18:55 UTCGHSA enrichment
  12. 2026-08-19 16:59 UTCEPSS rescore
  13. 2026-08-19 13:51 UTCGHSA enrichment
  14. 2026-08-19 09:29 UTCGHSA enrichment
  15. 2026-08-19 05:09 UTCGHSA enrichment
  16. 2026-08-19 00:37 UTCGHSA enrichment
  17. 2026-08-18 20:17 UTCGHSA enrichment
  18. 2026-08-18 15:48 UTCEG score recompute
  19. 2026-08-18 15:48 UTCGHSA enrichment
  20. 2026-08-18 13:43 UTCEPSS rescore
  21. 2026-08-18 10:28 UTCGHSA enrichment
  22. 2026-08-18 06:09 UTCGHSA enrichment
  23. 2026-08-18 01:48 UTCGHSA enrichment
  24. 2026-08-17 21:28 UTCGHSA enrichment
  25. 2026-08-17 17:08 UTCEG score recompute
Show 75 more
  1. 2026-08-17 17:07 UTCGHSA enrichment
  2. 2026-08-17 13:42 UTCEPSS rescore
  3. 2026-08-17 12:47 UTCGHSA enrichment
  4. 2026-08-17 08:27 UTCGHSA enrichment
  5. 2026-08-17 04:07 UTCGHSA enrichment
  6. 2026-08-16 23:47 UTCGHSA enrichment
  7. 2026-08-16 19:27 UTCGHSA enrichment
  8. 2026-08-16 15:01 UTCEG score recompute
  9. 2026-08-16 15:01 UTCGHSA enrichment
  10. 2026-08-16 14:51 UTCEPSS rescore
  11. 2026-08-16 10:40 UTCGHSA enrichment
  12. 2026-08-16 06:20 UTCEG score recompute
  13. 2026-08-16 06:20 UTCGHSA enrichment
  14. 2026-08-16 02:10 UTCEPSS rescore
  15. 2026-08-16 02:01 UTCGHSA enrichment
  16. 2026-08-15 21:41 UTCGHSA enrichment
  17. 2026-08-15 17:21 UTCGHSA enrichment
  18. 2026-08-15 13:01 UTCGHSA enrichment
  19. 2026-08-15 08:41 UTCGHSA enrichment
  20. 2026-08-15 04:21 UTCEG score recompute
  21. 2026-08-15 04:21 UTCGHSA enrichment
  22. 2026-08-15 01:26 UTCEPSS rescore
  23. 2026-08-14 23:59 UTCGHSA enrichment
  24. 2026-08-14 19:39 UTCGHSA enrichment
  25. 2026-08-14 15:19 UTCGHSA enrichment
  26. 2026-08-14 10:59 UTCGHSA enrichment
  27. 2026-08-14 06:39 UTCGHSA enrichment
  28. 2026-08-14 02:19 UTCGHSA enrichment
  29. 2026-08-13 21:59 UTCEG score recompute
  30. 2026-08-13 21:59 UTCGHSA enrichment
  31. 2026-08-13 17:39 UTCGHSA enrichment
  32. 2026-08-13 13:14 UTCGHSA enrichment
  33. 2026-08-13 08:54 UTCGHSA enrichment
  34. 2026-08-13 04:34 UTCGHSA enrichment
  35. 2026-08-13 00:14 UTCGHSA enrichment
  36. 2026-08-12 19:54 UTCGHSA enrichment
  37. 2026-08-12 15:34 UTCEG score recompute
  38. 2026-08-12 15:34 UTCGHSA enrichment
  39. 2026-08-12 13:46 UTCEPSS rescore
  40. 2026-08-12 11:15 UTCGHSA enrichment
  41. 2026-08-12 06:54 UTCGHSA enrichment
  42. 2026-08-12 02:34 UTCGHSA enrichment
  43. 2026-08-11 22:14 UTCGHSA enrichment
  44. 2026-08-11 17:54 UTCEG score recompute
  45. 2026-08-11 17:54 UTCGHSA enrichment
  46. 2026-08-11 13:34 UTCGHSA enrichment
  47. 2026-08-11 09:14 UTCGHSA enrichment
  48. 2026-08-11 04:54 UTCGHSA enrichment
  49. 2026-08-11 00:34 UTCGHSA enrichment
  50. 2026-08-10 20:14 UTCGHSA enrichment
  51. 2026-08-10 15:54 UTCEG score recompute
  52. 2026-08-10 15:54 UTCGHSA enrichment
  53. 2026-08-10 11:08 UTCGHSA enrichment
  54. 2026-08-10 06:48 UTCGHSA enrichment
  55. 2026-08-10 02:28 UTCGHSA enrichment
  56. 2026-08-09 22:08 UTCGHSA enrichment
  57. 2026-08-09 17:49 UTCEG score recompute
  58. 2026-08-09 17:49 UTCGHSA enrichment
  59. 2026-08-09 13:42 UTCEPSS rescore
  60. 2026-08-09 13:29 UTCGHSA enrichment
  61. 2026-08-09 09:09 UTCGHSA enrichment
  62. 2026-08-09 04:49 UTCGHSA enrichment
  63. 2026-08-09 00:29 UTCGHSA enrichment
  64. 2026-08-08 20:09 UTCEG score recompute
  65. 2026-08-08 20:09 UTCGHSA enrichment
  66. 2026-08-08 15:49 UTCGHSA enrichment
  67. 2026-08-08 11:28 UTCGHSA enrichment
  68. 2026-08-08 07:08 UTCGHSA enrichment
  69. 2026-08-08 02:48 UTCGHSA enrichment
  70. 2026-08-07 22:28 UTCGHSA enrichment
  71. 2026-08-07 18:08 UTCEG score recompute
  72. 2026-08-07 18:08 UTCGHSA enrichment
  73. 2026-08-07 16:22 UTCEPSS rescore
  74. 2026-08-07 13:48 UTCGHSA enrichment
  75. 2026-08-07 09:28 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2017-20242?
CVE-2017-20242 is a critical vulnerability published on August 4, 2026. Keysight IxChariot Endpoint before 9.5.102 contains a stack-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet to crash the endpoint or potentially execute arbitrary code.
When was CVE-2017-20242 disclosed?
CVE-2017-20242 was first published in the National Vulnerability Database on August 4, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-20242 actively exploited?
CVE-2017-20242 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 49.0% of all scored CVEs.
What is the CVSS score of CVE-2017-20242?
CVE-2017-20242 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2017-20242?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-20242, 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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