CVE-2021-38181

HIGHNVD 7.57.5—

7.5

SAP NetWeaver AS ABAP and ABAP Platform - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 64.8%
KEV: Not listed

Published

October 12, 2021

Last Modified

November 21, 2024

References (4)

cna@saphttps://launchpad.support.sap.com/#/notes/3080710
cna@saphttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983
af854a3a-2127-422b-91ae-364da2661108https://launchpad.support.sap.com/#/notes/3080710
af854a3a-2127-422b-91ae-364da2661108https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983

Weakness Classification(1)

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

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 10× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
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2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 09:10 UTCEG score recompute
2026-05-26 09:10 UTCGHSA enrichment
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2021-38181?

CVE-2021-38181 is a high vulnerability published on October 12, 2021. SAP NetWeaver AS ABAP and ABAP Platform - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.

When was CVE-2021-38181 disclosed?

CVE-2021-38181 was first published in the National Vulnerability Database on October 12, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-38181 actively exploited?

CVE-2021-38181 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-38181?

CVE-2021-38181 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2021-38181?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-38181, 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-2021-38181

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-38181?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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