VulnerabilityModified
CVE-2021-28667
StackStorm before 3.4.1, in some situations, has an infinite loop that consumes all available memory and disk space.
HIGH 7.5EPSS 2.23%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
StackStorm before 3.4.1, in some situations, has an infinite loop that consumes all available memory and disk space. This can occur if Python 3.x is used, the locale is not utf-8, and there is an attempt to log Unicode data (from an action or rule name).
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.23% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- stackstorm/stackstorm
- Source
- cve@mitre.org
References
- https://stackstorm.com/2021/03/10/stackstorm-v3-4-1-security-fix/Patch, Vendor Advisory
- https://stackstorm.com/2021/03/10/stackstorm-v3-4-1-security-fix/Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.