CVE-2021-21307Critical
CVE
CVE
National Vulnerability Database
NVD is the U.S. government repository of standards-based vulnerability management data, built on top of the MITRE CVE list. Every record includes CPE applicability statements, CVSS v2 and v3.x base scores, CWE mappings and cross-references to advisories.
Region
US
Updates
15 min
License
Public Domain
Comprehensive catalog of publicly disclosed vulnerabilities with CPE matches, CVSS scoring and reference URLs. De-facto standard for cross-vendor correlation.
https://nvd.nist.gov →Share link
Anyone with the link can open this vulnerability.
Lucee Server is a dynamic, Java based (JSR-223), tag and scripting language used for rapid web application development. In Lucee Admin befo…
CVSS
9.8
Critical
EPSS
0.89
p99
Published
2021-01-01
Updated
2021-01-01
Description
Lucee Server is a dynamic, Java based (JSR-223), tag and scripting language used for rapid web application development. In Lucee Admin before versions 5.3.7.47, 5.3.6.68 or 5.3.5.96 there is an unauthenticated remote code exploit. This is fixed in versions 5.3.7.47, 5.3.6.68 or 5.3.5.96. As a workaround, one can block access to the Lucee Administrator.
Tags · CWE
Pre-auth
CWE-862
CWE-862ClassIncomplete
Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
https://cwe.mitre.org/data/definitions/862.html →Open in CWE collection →CAPEC-665
CAPEC-665DetailedStable
Exploitation of Thunderbolt Protection Flaws
https://capec.mitre.org/data/definitions/665.html →Open in CAPEC collection →
Affected products
Lucee_server 5.3.5.00–5.3.5.96Lucee_server 5.3.6.00–5.3.6.68Lucee_server 5.3.7.00–5.3.7.47
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: N
None (N)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.892 · p99
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-665 · CWE-862
└ via CAPEC-665 · CWE-862
└ via CAPEC-665 · CWE-862
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Source databases
CVE
CVE
National Vulnerability Database
NVD is the U.S. government repository of standards-based vulnerability management data, built on top of the MITRE CVE list. Every record includes CPE applicability statements, CVSS v2 and v3.x base scores, CWE mappings and cross-references to advisories.
Region
US
Updates
15 min
License
Public Domain
Comprehensive catalog of publicly disclosed vulnerabilities with CPE matches, CVSS scoring and reference URLs. De-facto standard for cross-vendor correlation.
https://nvd.nist.gov →