Vulnerability in Simplesamlphp
CVE-2018-6521
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.
EPSS: 0.031 (86.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Simplesamlphp
- Debian Debian_linux — versions 7.0, 8.0, 9.0
- N/a — versions n/a
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Exploit, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2018-6521?
- CVE-2018-6521 is a critical-severity vulnerability in Simplesamlphp. CVSS score: 9.8/10. Published 2018-02-02.
- How severe is CVE-2018-6521?
- Critical severity. CVSS v3 base score is 9.8 out of 10.