HTTP Digest for SOAP authentication bypass in PHP
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2023-3247 |
| CWE-ID | CWE-330 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
PHP Universal components / Libraries / Scripting languages |
| Vendor | PHP Group |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Use of insufficiently random values
EUVDB-ID: #VU77112
Risk: Medium
CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-3247
CWE-ID:
CWE-330 - Use of Insufficiently Random Values
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass authentication.
The vulnerability exists due to a missing error check and insufficient random bytes in HTTP Digest authentication for SOAP. A remote attacker can perform a brute-force attack and bypass authentication process.
Install updates from vendor's website.
Vulnerable software versionsPHP: 7.4 - 8.2.6
External linkshttp://www.php.net/ChangeLog-8.php#8.0.29
http://www.php.net/ChangeLog-8.php#8.1.20
http://www.php.net/ChangeLog-8.php#8.2.7
Q & A
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.
