Is CVE-2021-37579 in the CISA KEV catalog?

No. CVE-2021-37579 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-37579?

CVE-2021-37579 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-37579?

CVE-2021-37579 has an EPSS score of 6.74% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-37579?

Upgrade dubbo to 3.0.2 or later.

CVE & CISA-KEV Catalog

CVE-2021-37579

CRITICALEPSS 93th pctl

9.8

CVSS v3

NVD

Description

The Dubbo Provider will check the incoming request and the corresponding serialization type of this request meet the configuration set by the server. But there's an exception that the attacker can use to skip the security check (when enabled) and reaching a deserialization operation with native java serialization. Apache Dubbo 2.7.13, 3.0.2 fixed this issue by quickly fail when any unrecognized request was found.

CWE-502Deserialization of Untrusted Data

How to fix

Remediation Available

dubboNVD

Affected:>= 3.0.0, < 3.0.2Fixed in:3.0.2CVE-2021-37579derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

6.74%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Vendor Advisory1

lists.apache.org

Related Vulnerabilities

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-0669	High	7.2	100%	KEV + Ransom	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-35464	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-29300	Critical	9.8	100%	KEV + Ransom	-
CVE-2025-53770	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-47986	Critical	9.8	100%	KEV + Ransom	-

Embed a live status badge for CVE-2021-37579

Markdown

[![CVE-2021-37579](https://tridentstack.com/cve/badge/CVE-2021-37579.svg)](https://tridentstack.com/cve/CVE-2021-37579)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-37579"><img src="https://tridentstack.com/cve/badge/CVE-2021-37579.svg" alt="CVE-2021-37579"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.