9.8

CVE-2020-1964: apache heron Deserialization of Untrusted Data

CVSS: 9.8v3.1CriticalModified
AliasesGHSA-hjgm-f7vx-m5g7
Published 16-04-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-1964 is a critical (CVSS 9.8) Deserialization of Untrusted Data vulnerability in apache heron. EPSS estimates a 4.81% chance of exploitation in the next 30 days, higher than 91.8% 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
4.81%
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. 16-04-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

4.81%

Chance of exploitation in the next 30 days

Percentile

92%

Versus all other CVEs

30-day change

0.00 pp

From 4.81% on 19-09-2026

19-09-202619-10-2026
EPSS score
4.81%

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
  • heron0.20.0-incubating | 0.20.1-incubating | 0.20.2-incubating
Org.apache.heron1 product
  • heron-simulator≥ 0.20.0-incubating, < 0.20.3-incubating

2 vendors · 2 products

References

10 links