CVE-2021-41973

mediumpriority · track · 28EPSS 0.046 · 92 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

4.63% (92nd) EPSS

CVSS 4.3 · medium

Is it mine?

18 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

In Apache MINA, a specifically crafted, malformed HTTP request may cause the HTTP Header decoder to loop indefinitely. The decoder assumed that the HTTP Header begins at the beginning of the buffer and loops if there is more data than expected. Please update MINA to 2.1.5 or greater.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-835USprimaryCWE-835US

affected products (18)

Products and version ranges known to be affected.

Oracle JD Edwards A9.4all versionscert_bundDEcpe:/a:oracle:jd_edwards_enterpriseone:a9.4
Apache Software Foundation Apache MINAApache MINA → 2.1.5enisa_euvdEU
apache mina< 2.0.22nvdUScpe:2.3:a:apache:mina:*:*:*:*:*:*:*:*
apache mina2.1.0 → 2.1.5nvdUScpe:2.3:a:apache:mina:*:*:*:*:*:*:*:*
oracle banking payments= 14.5nvdUScpe:2.3:a:oracle:banking_payments:*:*:*:*:*:*:*:*
oracle banking trade finance process management= 14.5nvdUScpe:2.3:a:oracle:banking_trade_finance_process_management:*:*:*:*:*:*:*:*
oracle banking treasury management= 14.5nvdUScpe:2.3:a:oracle:banking_treasury_management:*:*:*:*:*:*:*:*
oracle communications cloud native core console= 1.9.0nvdUScpe:2.3:a:oracle:communications_cloud_native_core_console:*:*:*:*:*:*:*:*
oracle customer management and segmentation foundation= 18.0nvdUScpe:2.3:a:oracle:customer_management_and_segmentation_foundation:*:*:*:*:*:*:*:*
oracle customer management and segmentation foundation= 19.0nvdUScpe:2.3:a:oracle:customer_management_and_segmentation_foundation:*:*:*:*:*:*:*:*
oracle flexcube universal banking14.0 → 14.3nvdUScpe:2.3:a:oracle:flexcube_universal_banking:*:*:*:*:*:*:*:*
oracle flexcube universal banking= 14.5nvdUScpe:2.3:a:oracle:flexcube_universal_banking:*:*:*:*:*:*:*:*
oracle fusion middleware common libraries and tools= 12.2.1.3.0nvdUScpe:2.3:a:oracle:fusion_middleware_common_libraries_and_tools:*:*:*:*:*:*:*:*
oracle fusion middleware common libraries and tools= 12.2.1.4.0nvdUScpe:2.3:a:oracle:fusion_middleware_common_libraries_and_tools:*:*:*:*:*:*:*:*
oracle fusion middleware common libraries and tools= 14.1.1.0.0nvdUScpe:2.3:a:oracle:fusion_middleware_common_libraries_and_tools:*:*:*:*:*:*:*:*
oracle oss support tools= 2.12.42nvdUScpe:2.3:a:oracle:oss_support_tools:*:*:*:*:*:*:*:*
Maven org.apache.mina:mina-core< 2.0.22osvUSpkg:maven/org.apache.mina/mina-core
Maven org.apache.mina:mina-core2.1.0 → 2.1.5osvUSpkg:maven/org.apache.mina/mina-core

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1034Oracle JD Edwards: Mehrere SchwachstellenDeutsch2023-04-18csaf · cert_bundDE
Ein entfernter, anonymer oder lokaler Angreifer kann mehrere Schwachstellen in Oracle JD Edwards ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.
GHSA-6mcm-j9cj-3vc3Infinite loop in Apache MINA2021-11-03ghsa · osvUS
In Apache MINA, a specifically crafted, malformed HTTP request may cause the HTTP Header decoder to loop indefinitely. The decoder assumed that the HTTP Header begins at the beginning of the buffer and loops if there is more data than expected. Please update MINA to 2.1.5 or greater.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2021-11-01modified 2026-06-17

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+1370 more

references (16)

External citations — patches, advisories, analysis.

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