Vulnerability identifier: #VU15296
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-476
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
PHP
Universal components / Libraries /
Scripting languages
Vendor: PHP Group
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness due to NULL pointer dereference in the default value for RegexIterator's pregFlags. A remote attacker can cause the service to crash.
Mitigation
The vulnerability has been fixed in the version 7.1.22, 7.2.10.
Vulnerable software versions
PHP: 7.2.0 - 7.2.9, 7.1.0 - 7.1.21
External links
http://bugs.php.net/bug.php?id=68175
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.