CVE-2018-19048 : Simditor through 2.3.21 allows DOM XSS via an onload attribute within a malforme

Simditor through 2.3.21 allows DOM XSS via an onload attribute within a malformed SVG element.

Published 2019-05-13 14:29:01

Updated 2019-05-13 17:12:52

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2018-19048

Mycolorway » Simditor
Versions up to, including, (<=) 2.3.21
cpe:2.3:a:mycolorway:simditor:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.13%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 49 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
6.1	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	2.8	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

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

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: nvd@nist.gov (Primary)

https://github.com/hkglue/simditor_demo.git

GitHub - hkglue/simditor_dom_xss
Exploit;Third Party Advisory
https://github.com/mycolorway/simditor/releases/tag/v2.3.22

Release v2.3.22 · mycolorway/simditor · GitHub
Release Notes;Third Party Advisory
https://github.com/mycolorway/simditor/commit/ef01a643cbb7f8163535d6bfb71135f80ec6a6fd

ADD: DOMPurify for preventing xss attacks · mycolorway/simditor@ef01a64 · GitHub
Patch;Third Party Advisory
https://github.com/hkglue/simditor_dom_xss/blob/master/README.md

simditor_dom_xss/README.md at master · hkglue/simditor_dom_xss · GitHub
Exploit;Third Party Advisory

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