CVE-2023-38036

CRITICALNVD 9.89.8—

9.8

A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could result in service disruption or arbitrary code execution.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 86.4%
KEV: Not listed

Published

July 12, 2025

Last Modified

July 17, 2025

References (1)

support@hackeronehttps://forums.ivanti.com/s/article/Security-Advisory-Avalanche-CVE-2023-38036

Weakness Classification(1)

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

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

Data Freshness Timeline

(refreshed 18× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:46 UTCepss_batch
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2026-06-05 22:46 UTCepss_batch
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2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-30 01:59 UTCEG score recompute
2026-05-30 01:59 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-38036?

CVE-2023-38036 is a critical vulnerability published on July 12, 2025. A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could result in service disruption or arbitrary code execution.

When was CVE-2023-38036 disclosed?

CVE-2023-38036 was first published in the National Vulnerability Database on July 12, 2025, with the most recent update on July 17, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-38036 actively exploited?

CVE-2023-38036 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-38036?

CVE-2023-38036 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-38036?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-38036, 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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CVE-2023-38036

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-38036?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)