PT-2021-7898 · Cksource · Ckeditor

Benjamin Kunz Mejri · Published 2021-10-22 · Updated 2021-10-26 · CVE-2020-36493

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions DedeCMS version 7.5 SP2

Description The issue is related to multiple cross-site scripting (XSS) vulnerabilities in the media main.php component. These vulnerabilities can be exploited via the activepath, keyword, tag, fmdo=x&filename, CKEditor, and CKEditorFuncNum parameters. The vulnerability is associated with a lack of protection for the web page structure, allowing a remote attacker to conduct XSS attacks.

Recommendations For DedeCMS version 7.5 SP2, consider disabling the media main.php component or restricting access to the vulnerable parameters activepath, keyword, tag, fmdo=x&filename, CKEditor, and CKEditorFuncNum until a patch is available. Additionally, avoid using the CKEditor and CKEditorFuncNum parameters in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2023-05256

CVE-2020-36493

Affected Products

Ckeditor

References · 5

• 🔥 https://vulnerability-lab.com/get_content.php?id=2195 · Exploit
• https://bdu.fstec.ru/vul/2023-05256 · Security Note
• https://osv.dev/vulnerability/CVE-2020-36493 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-36493 · Security Note
• https://t.me/cibsecurity/31065 · Telegram Post