CVE-2020-7059

When using fgetss() function to read data with stripping tags, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause this function to read past the allocated buffer. This may lead to information disclosure or crash.

• CVE ID
• CVE-2020-7059

• Assigner
• security@php.net

• Vulnerability Status
• Analyzed

• Published Version
• 2020-02-10T08:15:12

• Last Modified Date
• 2022-07-01T12:42:02

• Version
• 2.0

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

• Access Vector
• NETWORK

• Access Compatibility
• LOW

• Authentication
• NONE

• Confidentiality Impact
• PARTIAL

• Integrity Impact
• NONE

• Availability Impact
• PARTIAL

• Base Score
• 6.4

• Severity
• MEDIUM

• Exploitability Score
• 10

• Impact Score
• 4.9

• Version
• 3.1

• Vector String
• CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

• Attack Vector
• NETWORK

• Attack Compatibility
• LOW

• Privileges Required
• NONE

• User Interaction
• NONE

• Scope
• UNCHANGED

• Confidentiality Impact
• HIGH

• Availability Impact
• HIGH

• Base Score
• 9.1

• Base Severity
• CRITICAL

• Exploitability Score
• 3.9

• Impact Score
• 5.2