Vulnerability CVE-2020-7067


Published: 2020-04-27   Modified: 2020-04-28

Description:
In PHP versions 7.2.x below 7.2.30, 7.3.x below 7.3.17 and 7.4.x below 7.4.5, if PHP is compiled with EBCDIC support (uncommon), urldecode() function can be made to access locations past the allocated memory, due to erroneously using signed numbers as array indexes.

Type:

CWE-125

(Out-of-bounds Read)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
PHP -> PHP 

 References:
https://bugs.php.net/bug.php?id=79465
https://security.netapp.com/advisory/ntap-20200504-0001/

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