9.8

CVE-2021-37579: apache software foundation apache dubbo Deserialization of Untrusted Data

CVSS: 9.8v3.1CriticalModified
AliasesGHSA-q897-9jxf-jg9r
Published 09-09-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-37579 is a critical (CVSS 9.8) Deserialization of Untrusted Data vulnerability in apache software foundation apache dubbo. EPSS estimates a 6.56% chance of exploitation in the next 30 days, higher than 93.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
6.56%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 09-09-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

6.56%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

0.00 pp

From 6.56% on 18-09-2026

18-09-202618-10-2026
EPSS score
6.56%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Apache1 product
  • dubbo≥ 2.7.0, < 2.7.13 | ≥ 3.0.0, < 3.0.2
Apache software foundation1 product
  • apache dubbo≥ Apache Dubbo 2.7.x, ≤ 2.7.12 | ≥ Apache Dubbo 3.0.x, ≤ 3.0.1
Org.apache.dubbo1 product
  • dubbo< 2.7.13 | ≥ 3.0.0, < 3.0.2

3 vendors · 3 products

References

3 links