9.8

CVE-2020-1948: apache dubbo Deserialization of Untrusted Data

CVSS: 9.8v3.1CriticalModified
AliasesGHSA-whww-v56c-cgv2
Published 14-07-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-1948 is a critical (CVSS 9.8) Deserialization of Untrusted Data vulnerability in apache dubbo. EPSS estimates a 16.44% chance of exploitation in the next 30 days, higher than 96.9% 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
16.44%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 14-07-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

This vulnerability can affect all Dubbo users stay on version 2.7.6 or lower. An attacker can send RPC requests with unrecognized service name or method name along with some malicious parameter payloads. When the malicious parameter is deserialized, it will execute some malicious code. More details can be found below.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

16.44%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

0.00 pp

From 16.44% on 18-09-2026

18-09-202618-10-2026
EPSS score
16.44%

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

Org.apache.dubbo2 products
  • dubbo< 2.7.7
  • dubbo-common< 2.7.7
Apache1 product
  • dubbo≥ 2.5.0, ≤ 2.5.10 | ≥ 2.6.0, ≤ 2.6.7 | ≥ 2.7.0, ≤ 2.7.6

2 vendors · 3 products

References

4 links