Vulnerability · Published Feb 14, 2021 · Assigned by mitre

CVE-2021-27213

Critical 9.8

In plain English

A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.6% (higher than 85% of all known vulnerabilities).

Severity (CVSS NVD)9.8Critical

Exploit odds (30 days)2.6%top 14.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

config.py in pystemon before 2021-02-13 allows code execution via YAML deserialization because SafeLoader and safe_load are not used.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/cvandeplas/pystemon/commit/dbeb87afefdb63de2f4cff69b6f10c5965d14b54 x_refsource_MISC
https://www.huntr.dev/bounties/1-other-pystemon/ x_refsource_MISC