UBUNTU-CVE-2018-6521

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Source
https://ubuntu.com/security/CVE-2018-6521
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-6521.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-6521
Upstream
Published
2018-02-02T01:29:00Z
Modified
2025-09-08T16:44:46Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

The sqlauth module in SimpleSAMLphp before 1.15.2 relies on the MySQL utf8 charset, which truncates queries upon encountering four-byte characters. There might be a scenario in which this allows remote attackers to bypass intended access restrictions.

References

Affected packages

Ubuntu:Pro:16.04:LTS / simplesamlphp

Package

Name
simplesamlphp
Purl
pkg:deb/ubuntu/simplesamlphp@1.14.0-1ubuntu2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.13.2-1
1.14.0-1
1.14.0-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.14.0-1ubuntu2",
            "binary_name": "simplesamlphp"
        }
    ]
}