CVE-2017-1000423

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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/b2evolution/b2evolution/commit/b899d654d931f3bf3cfbbdd71e0d1a0f3a16d04c	Patch Third Party Advisory
https://github.com/b2evolution/b2evolution/commit/0096a3ebc85f6aadbda2c4427cd092a538b161d2	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:b2evolution:b2evolution:*:*:*:*:*:*:*:*

Information

Published : 2018-01-02 12:29

Updated : 2018-01-17 10:12

NVD link : CVE-2017-1000423

Mitre link : CVE-2017-1000423

JSON object : View

CWE

CWE-20

Improper Input Validation

Products Affected

b2evolution

b2evolution

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9.8 /10