CKEditor up to 4.16.0 HTML Data Processor HTML injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in CKEditor up to 4.16.0. Affected is an unknown function of the component HTML Data Processor. Performing a manipulation results in HTML injection. This vulnerability was named CVE-2021-33829. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in CKEditor up to 4.16.0. It has been classified as problematic. This affects some unknown functionality of the component HTML Data Processor. The manipulation with an unknown input leads to a html injection vulnerability. CWE is classifying the issue as CWE-79. 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. This is going to have an impact on integrity.

The weakness was presented 06/10/2021. It is possible to read the advisory at ckeditor.com. This vulnerability is uniquely identified as CVE-2021-33829. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 4.16.1 eliminates this vulnerability.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: HTML injection
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CKEditor 4.16.1

Timelineinfo

06/03/2021 🔍
06/10/2021 +7 days 🔍
06/10/2021 +0 days 🔍
06/12/2021 +2 days 🔍

Sourcesinfo

Advisory: ckeditor.com
Status: Confirmed

CVE: CVE-2021-33829 (🔍)
GCVE (CVE): GCVE-0-2021-33829
GCVE (VulDB): GCVE-100-176703

Entryinfo

Created: 06/10/2021 09:15
Updated: 06/12/2021 14:17
Changes: 06/10/2021 09:15 (37), 06/12/2021 14:17 (5)
Complete: 🔍
Cache ID: 216::103

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