Vulnerability

CVE-2017-18640

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CVSS Score 7.5 high

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-776

References

https://bitbucket.org/asomov/snakeyaml/issues/377/allow-configuration-for-preventing-billion
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-18640

[CVE-2017-18640] CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Description

The Alias feature in SnakeYAML before 1.26 allows entity expansion during a load operation, a related issue to CVE-2003-1564.

See org.yaml/snakeyaml package information