CVE-2020-37234

MEDIUMNVD 6.26.2—
EchelonGraph scoreMEDIUM confidence

Score 6.2 from GitHub Security Advisory published 2026-05-16. NVD baseline CVSS 6.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
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.

Internet Download Manager 6.38.12 contains a buffer overflow vulnerability in the Scheduler component that allows local attackers to crash the application by supplying oversized input. Attackers can paste malicious data exceeding 5000 bytes into the 'Open the following file when done' field to trigger a denial of service condition.

CVSS v3
6.2
EG Score
6.2(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
Severity62% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
4.4%
KEV
Not listed

Published

May 16, 2026

Last Modified

May 18, 2026

Advisory Details (4)

Auto-updated May 16, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Internet Download Manager 6.38.12 Scheduler Buffer Overflow | Advisories | VulnCheck

https://www.vulncheck.com/advisories/internet-download-manager-scheduler-buffer-overflow
generic🟡 PoC Available

Internet Download Manager 6.38.12 - Scheduler Downloads Scheduler Buffer Overflow (PoC) - Windows dos Exploit

https://www.exploit-db.com/exploits/49083
generic

Download the latest free trial version of Internet Download Manager

http://www.internetdownloadmanager.com/download.html
generic

Internet Download Manager is a powerful download accelerator

http://www.internetdownloadmanager.com/

Vendor Advisories for CVE-2020-37234(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 13× in last 7d / 47× 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 153 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2020-37234?
CVE-2020-37234 is a medium vulnerability published on May 16, 2026. Internet Download Manager 6.38.12 contains a buffer overflow vulnerability in the Scheduler component that allows local attackers to crash the application by supplying oversized input. Attackers can paste malicious data exceeding 5000 bytes into the 'Open the following file when done' field to…
When was CVE-2020-37234 disclosed?
CVE-2020-37234 was first published in the National Vulnerability Database on May 16, 2026, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-37234 actively exploited?
CVE-2020-37234 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-37234?
CVE-2020-37234 has a CVSS v3 base score of 6.2 (NVD).
How do I remediate CVE-2020-37234?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-37234, 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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