CVE-2017-18640 - CVE House
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Status published High CVE-2017-18640

The Alias feature in SnakeYAML before 1.26 allows entity expansion...

Vulnerability Description

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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

Affected Vendor

snakeyaml project

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Affected Software

snakeyaml, fedora, quarkus, peoplesoft enterprise pt peopletools
Vulnerable Versions:
0, 31, 32, 8.56, 8.57, 8.58

Timeline

Official Publish: December 12th, 2019
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.