CVE-2018-0486 XML external entity in XMLTooling-C before 1.6.3

Medium 6.5 Published 13 Jan 2018 Updated 5 Aug 2024

Remote attackers can obtain sensitive information or impersonate users via crafted DTDs due to mishandled digital signatures in Shibboleth XMLTooling-C.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2018-0486?

CVE-2018-0486 is a medium-severity vulnerability in Debian Debian Linux, published on 13 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Shibboleth XMLTooling-C before 1.6.3, as used in Shibboleth Service Provider before 2.6.0 on Windows and other products, mishandles digital signatures of user attribute data, which allows remote attackers to obtain sensitive information or conduct impersonation attacks via a crafted DTD.

Weakness: CWE-347

Which versions are affected by CVE-2018-0486?

It affects 2 products.

Linux distribution packages (7)

`xmltooling` SUSE:Linux Enterprise Server 12 SP2	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Server 12 SP3	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Server for Raspberry Pi 12 SP2	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Server for SAP Applications 12 SP2	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Server for SAP Applications 12 SP3	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Software Development Kit 12 SP2	All versions	`1.5.6-3.3.2`
`xmltooling` SUSE:Linux Enterprise Software Development Kit 12 SP3	All versions	`1.5.6-3.3.2`

Products include Debian Debian Linux, Shibboleth Xmltooling-C.

How do I fix CVE-2018-0486?

Upgrade to a fixed version.

Is CVE-2018-0486 being exploited?

There is no known exploitation of CVE-2018-0486 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-0486, DLA-1242-1, DSA-4085-1, GHSA-34v3-mf7p-7v76, SUSE-SU-2018:0140-1, UBUNTU-CVE-2018-0486.