CVE-2024-38473

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2024-07-01. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.1EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • 18 internet-exposed hosts are running an affected version right now
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 26%CVSS: 8.1Exploit: Elevated riskExposed: 18

A fix is available — apply it.

Encoding problem in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows request URLs with incorrect encoding to be sent to backend services, potentially bypassing authentication via crafted requests. Users are recommended to upgrade to version 2.4.60, which fixes this issue.

Live · internet exposure

18 internet-exposed hosts are running an affected version of CVE-2024-38473 right now.

across 8 countries (United States, Poland, India, Japan, Germany)top: http_server
See the live KEV-Exposure radar →Found passively from public internet-scan data — aggregate, host-redacted.

EchelonGraph is the only CVE feed that fuses live vulnerability intelligence with its own live internet-exposure radar — so you see not just that a CVE is exploited, but how much of the internet is exposed to it right now.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
52(Track)
EG Risk 52/100SSVC: 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%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
26%
EPSS %ILE
98%
KEV
Not listed

Published

July 1, 2024

Last Modified

July 1, 2025

References (5)

Vendor Advisories for CVE-2024-38473(6)

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

Patch Availability(6)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibapache2-mod-proxy-uwsgi (2.4.57-2ubuntu2.5) @ mantic2026-05-23ubuntu
redhatjbcs-httpd24-httpd2024-08-13redhat
redhatjbcs-httpd24-mod_security-0:2.9.3-40.el7jbcs2024-08-13redhat
redhathttpd-0:2.4.53-11.el9_2.102024-08-06redhat
redhathttpd:2.4-8100020240712114234.489197e62024-07-23redhat
redhathttpd-0:2.4.57-11.el9_42024-07-23redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 11× in last 7d / 37× 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 14:17 UTCEPSS rescore
  5. 2026-07-23 14:17 UTCEPSS rescore
  6. 2026-07-23 02:38 UTCEG score recompute▼ 0.90
  7. 2026-07-22 14:07 UTCEPSS rescore
  8. 2026-07-22 14:07 UTCEPSS rescore
  9. 2026-07-21 15:23 UTCEPSS rescore
  10. 2026-07-21 15:23 UTCEPSS rescore
  11. 2026-07-20 17:06 UTCEPSS rescore
  12. 2026-07-19 02:28 UTCEPSS rescore
  13. 2026-07-19 02:28 UTCEPSS rescore
  14. 2026-07-18 10:03 UTCEPSS rescore
  15. 2026-07-16 17:02 UTCEPSS rescore
  16. 2026-07-15 16:56 UTCEPSS rescore
  17. 2026-07-15 16:56 UTCEPSS rescore
  18. 2026-07-15 01:59 UTCEPSS rescore
  19. 2026-07-15 01:59 UTCEPSS rescore
  20. 2026-07-14 03:10 UTCOSV refresh
  21. 2026-07-13 22:29 UTCEPSS rescore
  22. 2026-07-12 05:45 UTCEPSS rescore
  23. 2026-07-11 08:26 UTCEPSS rescore
  24. 2026-07-11 08:26 UTCEPSS rescore
  25. 2026-07-09 19:09 UTCEPSS rescore
Show 61 more
  1. 2026-07-08 15:14 UTCEPSS rescore
  2. 2026-07-08 15:13 UTCEPSS rescore
  3. 2026-07-07 13:45 UTCEPSS rescore
  4. 2026-07-06 16:26 UTCEPSS rescore
  5. 2026-07-06 02:22 UTCEPSS rescore
  6. 2026-07-06 02:22 UTCEPSS rescore
  7. 2026-07-04 06:30 UTCEPSS rescore
  8. 2026-07-01 15:05 UTCEPSS rescore
  9. 2026-06-28 14:06 UTCEPSS rescore
  10. 2026-06-28 14:06 UTCEPSS rescore
  11. 2026-06-28 04:55 UTCEPSS rescore
  12. 2026-06-28 04:55 UTCEPSS rescore
  13. 2026-06-27 03:07 UTCEPSS rescore
  14. 2026-06-27 03:07 UTCEPSS rescore
  15. 2026-06-26 00:46 UTCOSV refresh
  16. 2026-06-25 13:49 UTCEPSS rescore
  17. 2026-06-24 14:04 UTCEPSS rescore
  18. 2026-06-24 14:04 UTCEPSS rescore
  19. 2026-06-23 21:32 UTCEPSS rescore
  20. 2026-06-23 21:32 UTCEPSS rescore
  21. 2026-06-22 14:25 UTCEPSS rescore
  22. 2026-06-22 14:25 UTCEPSS rescore
  23. 2026-06-21 01:58 UTCEPSS rescore
  24. 2026-06-21 01:58 UTCEPSS rescore
  25. 2026-06-19 19:25 UTCEPSS rescore
  26. 2026-06-19 19:25 UTCEPSS rescore
  27. 2026-06-18 17:52 UTCEPSS rescore
  28. 2026-06-18 17:51 UTCEPSS rescore
  29. 2026-06-17 17:52 UTCEPSS rescore
  30. 2026-06-16 17:52 UTCEPSS rescore
  31. 2026-06-16 17:52 UTCEPSS rescore
  32. 2026-06-15 17:47 UTCEPSS rescore
  33. 2026-06-14 23:16 UTCEPSS rescore
  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. 2026-06-10 22:17 UTCEPSS rescore
  38. 2026-06-10 13:21 UTCEPSS rescore
  39. 2026-06-08 14:16 UTCEPSS rescore
  40. 2026-06-08 14:11 UTCOSV refresh
  41. 2026-06-07 15:24 UTCEPSS rescore
  42. 2026-06-07 15:24 UTCEPSS rescore
  43. 2026-06-06 13:46 UTCEPSS rescore
  44. 2026-06-06 13:46 UTCEPSS rescore
  45. 2026-06-05 22:46 UTCEPSS rescore
  46. 2026-06-05 22:46 UTCEPSS rescore
  47. 2026-06-05 06:09 UTCEPSS rescore
  48. 2026-06-05 06:09 UTCEPSS rescore
  49. 2026-06-01 13:51 UTCEPSS rescore
  50. 2026-06-01 13:51 UTCEPSS rescore
  51. 2026-05-28 13:44 UTCEPSS rescore
  52. 2026-05-28 13:44 UTCEPSS rescore
  53. 2026-05-28 13:44 UTCEPSS rescore
  54. 2026-05-26 13:43 UTCEPSS rescore
  55. 2026-05-26 13:43 UTCEPSS rescore
  56. 2026-05-26 07:18 UTCEPSS rescore
  57. 2026-05-26 07:18 UTCEPSS rescore
  58. 2026-05-26 07:18 UTCEPSS rescore
  59. 2026-05-23 23:05 UTCEG score recompute
  60. 2026-05-23 23:05 UTCVendor advisory
  61. 2026-05-23 23:05 UTCGHSA enrichment

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCjuanschallibaum/CVE-2024-38473-Nuclei-Template
    First seen Aug 23, 2024

    Nuclei template to detect Apache servers vulnerable to CVE-2024-38473

    Open source ↗
  • GitHub PoCAbdurahmon3236/CVE-2024-38473
    First seen Aug 2, 2024
    Open source ↗
  • Nucleihttp/cves/2024/CVE-2024-38473.yaml
    First seen Jan 1, 2024

    Apache HTTP Server - ACL Bypass

    Open source ↗

Frequently asked(5)

What is CVE-2024-38473?
CVE-2024-38473 is a high vulnerability published on July 1, 2024. Encoding problem in mod_proxy in Apache HTTP Server 2.4.59 and earlier allows request URLs with incorrect encoding to be sent to backend services, potentially bypassing authentication via crafted requests. Users are recommended to upgrade to version 2.4.60, which fixes this issue.
When was CVE-2024-38473 disclosed?
CVE-2024-38473 was first published in the National Vulnerability Database on July 1, 2024, with the most recent update on July 1, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-38473 actively exploited?
CVE-2024-38473 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 26% probability of exploitation in the next 30 days, which ranks it in the top 2.2% of all scored CVEs.
What is the CVSS score of CVE-2024-38473?
CVE-2024-38473 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2024-38473?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-38473, 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

Explore the affected products and dependency analysis for CVE-2024-38473

Explore →

Is Your Infrastructure Affected by CVE-2024-38473?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs