Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2017-12932 |
CWE-ID | CWE-416 CWE-502 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #2 is available. |
Vulnerable software Subscribe |
PHP Universal components / Libraries / Scripting languages |
Vendor | PHP Group |
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU8137
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2017-12932
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to improper use of the hash API for key deletion in a situation with an invalid array size. A remote attacker can use untrusted data to trigger heap use-after-free error in ext/standard/var_unserializer.re and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
The vulnerability is addressed in the following versions: 7.0.23, 7.1.9 and 7.2.0.
PHP: 7.0.0 - 7.0.22, 7.1.0 - 7.1.8
http://bugs.php.net/bug.php?id=74103
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?
EUVDB-ID: #VU8488
Risk: Low
CVSSv3.1:
CVE-ID: N/A
CWE-ID:
CWE-502 - Deserialization of Untrusted Data
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of the user-input within unserialize () function. A remote attacker with ability to control input data can trigger denial of service (DoS) attack.
MitigationUpdate to version 7.0.23 or 7.1.9.
Vulnerable software versionsPHP: 7.0.0 - 7.0.22, 7.1.0 - 7.1.8
http://bugs.php.net/bug.php?id=75054
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?