Multiple vulnerabilities in PHP



| Updated: 2018-03-02
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2018-7584
CWE-ID CWE-121
CWE-401
Exploitation vector Network
Public exploit N/A
Vulnerable software
 PHP
Universal components / Libraries / Scripting languages

Vendor PHP Group

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stack-based buffer overflow

EUVDB-ID: #VU10800

Risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-7584

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to stack-based buffer overflow when handling malicious input. A remote attacker can send specially crafted HTTP response packets, trigger memory corruption and cause the application to crash.

Mitigation

Update to version 5.6.34, 7.0.28, 7.1.15.

Vulnerable software versions

PHP: 5.6.33 - 7.1.14

CPE2.3 External links

https://php.net/ChangeLog-5.php
https://php.net/ChangeLog-7.php


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.

2) Memory leak

EUVDB-ID: #VU10820

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to memory leak in pg_escape_bytea(). A remote attacker can gain access to arbitrary data.

Mitigation

Update to version 7.1.15, 7.2.3.

Vulnerable software versions

PHP: 7.1.14 - 7.2.2

CPE2.3 External links

https://php.net/ChangeLog-7.php#7.1.15


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.



###SIDEBAR###