What’s Vulnerable › Vulnerabilities

CVE-2018-0489

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-27 · updated 2026-06-17
• Weakness: CWE-347

Description

Shibboleth XMLTooling-C before 1.6.4, as used in Shibboleth Service Provider before 2.6.1.4 on Windows and other products, mishandles digital signatures of user data, which allows remote attackers to obtain sensitive information or conduct impersonation attacks via crafted XML data. NOTE: this issue exists because of an incomplete fix for CVE-2018-0486.

Affected products

• ClearPass Policy Manager: from 6.6.0 through 6.6.9; from 6.7.0 before 6.7.2 — fixed in 6.7.2
• Debian Linux: 7.0, 8.0, 9.0
• Shibboleth Xmltooling-C: before 1.6.4 — fixed in 1.6.4

How to fix

Upgrade to a fixed version: ClearPass Policy Manager 6.7.2; Shibboleth Xmltooling-C 1.6.4. Check the vendor advisory for mitigations.

References

• http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-003.txt
• http://www.securityfocus.com/bid/103172
• http://www.securitytracker.com/id/1040435
• https://lists.debian.org/debian-lts-announce/2018/02/msg00031.html
• https://shibboleth.net/community/advisories/secadv_20180227.txt
• https://www.debian.org/security/2018/dsa-4126
• http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-003.txt
• http://www.securityfocus.com/bid/103172
• http://www.securitytracker.com/id/1040435
• https://lists.debian.org/debian-lts-announce/2018/02/msg00031.html
• https://shibboleth.net/community/advisories/secadv_20180227.txt
• https://www.debian.org/security/2018/dsa-4126

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