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Vulnerability Details :

CVE-2021-21727

Summary
Assigner-zte
Assigner Org ID-6786b568-6808-4982-b61f-398b0d9679eb
Published At-29 Mar, 2021 | 15:41
Updated At-03 Aug, 2024 | 18:23
Rejected At-
Credits

A ZTE product has a DoS vulnerability. A remote attacker can amplify traffic by sending carefully constructed IPv6 packets to the affected devices, which eventually leads to device denial of service. This affects:<ZXHN F623><All versions up to V6.0.0P3T33>

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:zte
Assigner Org ID:6786b568-6808-4982-b61f-398b0d9679eb
Published At:29 Mar, 2021 | 15:41
Updated At:03 Aug, 2024 | 18:23
Rejected At:
▼CVE Numbering Authority (CNA)

A ZTE product has a DoS vulnerability. A remote attacker can amplify traffic by sending carefully constructed IPv6 packets to the affected devices, which eventually leads to device denial of service. This affects:<ZXHN F623><All versions up to V6.0.0P3T33>

Affected Products
Vendor
n/a
Product
<ZXHN F623>
Versions
Affected
  • <ZXHN Z500 V1.0.0.2B1.1000 & ZXHN F670L V1.1.10P1N2E>
Problem Types
TypeCWE IDDescription
textN/ADoS
Type: text
CWE ID: N/A
Description: DoS
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744
x_refsource_MISC
Hyperlink: https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
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://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744
x_refsource_MISC
x_transferred
Hyperlink: https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:psirt@zte.com.cn
Published At:29 Mar, 2021 | 16:15
Updated At:01 Apr, 2021 | 14:26

A ZTE product has a DoS vulnerability. A remote attacker can amplify traffic by sending carefully constructed IPv6 packets to the affected devices, which eventually leads to device denial of service. This affects:<ZXHN F623><All versions up to V6.0.0P3T33>

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
Primary2.07.8HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C
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: Primary
Version: 2.0
Base score: 7.8
Base severity: HIGH
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
CPE Matches
ZTE Corporation
zte
>>zxhn_f623>>-
cpe:2.3:h:zte:zxhn_f623:-:*:*:*:*:*:*:*
ZTE Corporation
zte
>>zxhn_f623_firmware>>Versions before 6.0.0p3t34(exclusive)
cpe:2.3:o:zte:zxhn_f623_firmware:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744psirt@zte.com.cn
Vendor Advisory
Hyperlink: https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744
Source: psirt@zte.com.cn
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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CWE ID-CWE-401
Missing Release of Memory after Effective Lifetime
Details not found