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cve[email protected]CVE-2021-26271
HistoryJan 26, 2021 - 9:15 p.m.

CVE-2021-26271

2021-01-2621:15:00
CWE-829
[email protected]
web.nvd.nist.gov
469
3
cve-2021-26271
redos attack
ckeditor 4
security vulnerability

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

50.2%

JSON

It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted text into the Styles input of specific dialogs (in the Advanced Tab for Dialogs plugin).

CPENameOperatorVersion
ckeditor:ckeditorckeditorlt4.16
oracle:webcenter_sitesoracle webcenter siteseq12.2.1.3.0
oracle:agile_plmoracle agile plmeq9.3.5
oracle:agile_plmoracle agile plmeq9.3.6
oracle:webcenter_sitesoracle webcenter siteseq12.2.1.4.0
oracle:jd_edwards_enterpriseone_toolsoracle jd edwards enterpriseone toolslt9.2.6.0
oracle:financial_services_analytical_applications_infrastructureoracle financial services analytical applications infrastructureeq8.1.1
oracle:siebel_ui_frameworkoracle siebel ui frameworklt21.9
oracle:financial_services_analytical_applications_infrastructureoracle financial services analytical applications infrastructureeq8.1.0
oracle:financial_services_analytical_applications_infrastructureoracle financial services analytical applications infrastructurele8.0.9
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6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

50.2%

JSON
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