b2evolution Improper Input Validation Vulnerability (CVE-2017-1000423)

Description

b2evolution version 6.6.0 - 6.8.10 is vulnerable to input validation (backslash and single quote escape) in basic install functionality resulting in unauthenticated attacker gaining PHP code execution on the victim's setup.

Remediation

References

CVE-2017-1000423

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Severity

Critical

Classification

CVE-2017-1000423 CWE-20 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N