Multiple vulnerabilities in CKEditor



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-24729
CVE-2022-24728
CWE-ID CWE-185
CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
 CKEditor
Web applications / JS libraries

Vendor CKSource

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect Regular Expression

EUVDB-ID: #VU61427

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-24729

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform regular expression denial of service attack.

The vulnerability exists due to improper input validation in CKEditor 4 dialog plugin. A remote attacker can pass specially crafted input to the application and perform regular expression denial of service (ReDoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CKEditor: 4.0 full - 4.17.2

CPE2.3 External links

https://ckeditor.com/cke4/release/CKEditor-4.18.0
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hh


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.

2) Cross-site scripting

EUVDB-ID: #VU61426

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-24728

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 the core HTML processing module. A remote attacker 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

CKEditor: 4.0 full - 4.17.2

CPE2.3 External links

https://ckeditor.com/cke4/release/CKEditor-4.18.0
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-4fc4-4p5g-6w89
https://github.com/ckeditor/ckeditor4/commit/d158413449692d920a778503502dcb22881bc949


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.



###SIDEBAR###