Multiple vulnerabilities in Craft CMS



Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-33197
CVE-2023-33195
CVE-2023-33194
CWE-ID CWE-79
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #2 is available.
Public exploit code for vulnerability #3 is available.
Vulnerable software
Craft CMS
Web applications / CMS

Vendor Pixel & Tonic, Inc.

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU76596

Risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-33197

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in indexedVolumes. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Craft CMS: 4.4.0 - 4.4.5

CPE2.3 External links

http://github.com/craftcms/cms/releases/tag/4.4.6
http://github.com/craftcms/cms/commit/8c2ad0bd313015b8ee42326af2848ee748f1d766
http://github.com/craftcms/cms/security/advisories/GHSA-6qjx-787v-6pxr


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Cross-site scripting

EUVDB-ID: #VU76597

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-33195

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in RSS widget feed. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Craft CMS: 4.3.0 - 4.4.13

CPE2.3 External links

http://github.com/craftcms/cms/security/advisories/GHSA-qpgm-gjgf-8c2x
http://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f


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. However, proof of concept for this vulnerability is available.

3) Stored cross-site scripting

EUVDB-ID: #VU76598

Risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-33194

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Quick Post widget error message. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Craft CMS: 3.0.0 - 4.4.5

CPE2.3 External links

http://github.com/craftcms/cms/commit/9d0cd0bda7c8a830a3373f8c0f06943e519ac888
http://github.com/craftcms/cms/security/advisories/GHSA-3wxg-w96j-8hq9
http://github.com/craftcms/cms/releases/tag/4.4.6


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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