8.8

CVE-2020-9301: linuxfoundation spinnaker Deserialization of Untrusted Data

CVSS: 8.8v3.1HighModified
Published 11-12-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-9301 is a high (CVSS 8.8) Deserialization of Untrusted Data vulnerability in linuxfoundation spinnaker. EPSS estimates a 1.52% chance of exploitation in the next 30 days, higher than 74.2% of scored vulnerabilities.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
1.52%
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. 11-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Nolan Ray from Apple Information Security identified a security vulnerability in Spinnaker, all versions prior to version 1.23.4, 1.22.4 or 1.21.5. The vulnerability exists within the handling of SpEL expressions that allows an attacker to read and write arbitrary files within the orca container via authenticated HTTP POST requests.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.52%

Chance of exploitation in the next 30 days

Percentile

74%

Versus all other CVEs

30-day change

0.00 pp

From 1.52% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.52%

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

Linuxfoundation1 product
  • spinnaker< 1.21.5 | ≥ 1.22.0, < 1.22.4 | ≥ 1.23.0, < 1.23.4

1 vendor · 1 product

References

1 links