Gentoo update for PHP

Published: 2024-08-12 | Updated: 2024-08-23

Risk	Critical
Patch available	YES
Number of vulnerabilities	12
CVE-ID	CVE-2022-31631 CVE-2023-0567 CVE-2023-0568 CVE-2023-0662 CVE-2023-3823 CVE-2023-3824 CVE-2024-2756 CVE-2024-2757 CVE-2024-3096 CVE-2024-4577 CVE-2024-5458 CVE-2024-5585
CWE-ID	CWE-190 CWE-330 CWE-787 CWE-20 CWE-611 CWE-119 CWE-254 CWE-400 CWE-287 CWE-78
Exploitation vector	Network
Public exploit	Vulnerability #6 is being exploited in the wild. Vulnerability #10 is being exploited in the wild.
Vulnerable software Subscribe	Gentoo Linux Operating systems & Components / Operating system
Vendor	Gentoo

Security Bulletin

This security bulletin contains information about 12 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU70788

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31631

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to integer overflow when processing untrusted input within the PDO::quote() in PDO_SQLite. A remote attacker can pass a specially crafted input to the application that after being processed by the affected PDO::quote() method will return a quoted string, which can result in a SQL injection.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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) Use of insufficiently random values

EUVDB-ID: #VU72166

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-2023-0567

CWE-ID: CWE-330 - Use of Insufficiently Random Values

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to an error within the Password_verify() function, which always returns true with some hashes. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

3) Out-of-bounds write

EUVDB-ID: #VU72167

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0568

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in fopen_wrappers.c. A remote attacker can pass a specially crafted filename to the affected application, trigger a one-byte buffer overflow and crash the application or potentially execute arbitrary code.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

4) Input validation error

EUVDB-ID: #VU72165

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0662

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when parsing multipart request body. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

5) XML External Entity injection

EUVDB-ID: #VU78977

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3823

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

6) Buffer overflow

EUVDB-ID: #VU78978

Risk: Critical

CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-3824

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the phar_dir_read() function. A remote attacker can force the application to open a specially crafted .phar archive, trigger memory corruption and execute arbitrary code on the target system.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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?

Yes. This vulnerability is being exploited in the wild.

7) Security features bypass

EUVDB-ID: #VU88483

Risk: Low

CVSSv3.1: 3.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-2756

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to the way PHP handles HTTP variable names. A remote attacker can set a standard insecure cookie in the victim's browser which is treated as a `__Host-` or `__Secure-` cookie by PHP applications.

Note, the vulnerability exists due to incomplete fix for #VU67756 (CVE-2022-31629).

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

8) Resource exhaustion

EUVDB-ID: #VU88485

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-2757

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the mb_encode_mimeheader() function can run endlessly for certain inputs A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

9) Improper Authentication

EUVDB-ID: #VU88484

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-3096

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in within the password_verify() function, which can erroneously return true. A remote attacker can bypass implemented authentication based on the vulnerable function and gain unauthorized access to the web application.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

10) OS Command Injection

EUVDB-ID: #VU91106

Risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2024-4577

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in PHP-CGI implementation. A remote attacker can send specially crafted HTTP request to the application and execute arbitrary OS commands on the system.

Note, the vulnerability exists due to incomplete fix for #VU4201 (CVE-2012-1823).

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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?

Yes. This vulnerability is being exploited in the wild.

11) Input validation error

EUVDB-ID: #VU91107

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-5458

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient validation of user-supplied input when parsing URL. A remote attacker can bypass the filter_var FILTER_VALIDATE_URL checks.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.

12) OS Command Injection

EUVDB-ID: #VU91109

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-5585

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to insufficient fix for #VU88482 (CVE-2024-1874). A remote attacker can pass specially crafted input to the application and execute arbitrary OS commands on the target system.

Mitigation

Update the affected packages.
dev-lang/php to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/202408-32

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.