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Vulnerability Details :

CVE-2021-33959

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-18 Jan, 2023 | 00:00
Updated At-04 Apr, 2025 | 17:31
Rejected At-
Credits

Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:18 Jan, 2023 | 00:00
Updated At:04 Apr, 2025 | 17:31
Rejected At:
▼CVE Numbering Authority (CNA)

Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.freebuf.com/articles/web/260338.html
N/A
https://github.com/lixiang957/CVE-2021-33959
N/A
Hyperlink: https://www.freebuf.com/articles/web/260338.html
Resource: N/A
Hyperlink: https://github.com/lixiang957/CVE-2021-33959
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.freebuf.com/articles/web/260338.html
x_transferred
https://github.com/lixiang957/CVE-2021-33959
x_transferred
Hyperlink: https://www.freebuf.com/articles/web/260338.html
Resource:
x_transferred
Hyperlink: https://github.com/lixiang957/CVE-2021-33959
Resource:
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-346CWE-346 Origin Validation Error
Type: CWE
CWE ID: CWE-346
Description: CWE-346 Origin Validation Error
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:18 Jan, 2023 | 14:15
Updated At:04 Apr, 2025 | 18:15

Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Secondary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches
plex
plex
>>media_server>>Versions up to 1.21(inclusive)
cpe:2.3:a:plex:media_server:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-346Primarynvd@nist.gov
CWE-346Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-346
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-346
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/lixiang957/CVE-2021-33959cve@mitre.org
Exploit
Third Party Advisory
https://www.freebuf.com/articles/web/260338.htmlcve@mitre.org
Exploit
Technical Description
Third Party Advisory
https://github.com/lixiang957/CVE-2021-33959af854a3a-2127-422b-91ae-364da2661108
Exploit
Third Party Advisory
https://www.freebuf.com/articles/web/260338.htmlaf854a3a-2127-422b-91ae-364da2661108
Exploit
Technical Description
Third Party Advisory
Hyperlink: https://github.com/lixiang957/CVE-2021-33959
Source: cve@mitre.org
Resource:
Exploit
Third Party Advisory
Hyperlink: https://www.freebuf.com/articles/web/260338.html
Source: cve@mitre.org
Resource:
Exploit
Technical Description
Third Party Advisory
Hyperlink: https://github.com/lixiang957/CVE-2021-33959
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Third Party Advisory
Hyperlink: https://www.freebuf.com/articles/web/260338.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Technical Description
Third Party Advisory

Change History

0
Information is not available yet

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