CVE-2020-8441

moderate-risk
Published 2020-02-19

JYaml through 1.3 allows remote code execution during deserialization of a malicious payload through the load() function. NOTE: this is a discontinued product.

Do I need to act?

~
7.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Jyaml

Affected Vendors

Jyaml Project

References (10)

Exploit https://gist.github.com/j0lt-github/f5141abcacae63d434ecae211422153a
Third Party Advisory https://github.com/mbechler/marshalsec
Technical Description https://github.com/mbechler/marshalsec/blob/master/marshalsec.pdf
https://security.netapp.com/advisory/ntap-20200313-0001/
Third Party Advisory https://sourceforge.net/p/jyaml/bugs/
Exploit https://gist.github.com/j0lt-github/f5141abcacae63d434ecae211422153a
Third Party Advisory https://github.com/mbechler/marshalsec
Technical Description https://github.com/mbechler/marshalsec/blob/master/marshalsec.pdf
https://security.netapp.com/advisory/ntap-20200313-0001/
Third Party Advisory https://sourceforge.net/p/jyaml/bugs/
47
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 10/34 · Low
Exposure 5/34 · Minimal