CVE-2021-21743

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Published Oct 20, 2021 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed

Description

ZTE MF971R product has a CRLF injection vulnerability. An attacker could exploit the vulnerability to modify the HTTP response header information through a specially crafted HTTP request.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

MF971R

affected

Version	Status	Constraints
`BD_ZTE_MF971RV1.0.0B05, BD_PLKPLMF971R1V1.0.0B06, BD_MF971R2V1.0.0B03, BD_ZTE_MF971RS2V1.0.0B03, BD_ZTE_MF971RSV1.0.0B05`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:zte:mf971r_firmware:v1.0.0b05:*:*:*:*:*:*:*

cpe:2.3:h:zte:mf971r:*:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:zte:mf971r_firmware:1v1.0.0b06:*:*:*:*:*:*:*

cpe:2.3:h:zte:mf971r:*:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:zte:mf971r_firmware:2v1.0.0b03:*:*:*:*:*:*:*

cpe:2.3:h:zte:mf971r:*:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:zte:mf971r_firmware:s2v1.0.0b03:*:*:*:*:*:*:*

cpe:2.3:h:zte:mf971r:*:*:*:*:*:*:*:*

Configuration 5 [-]

AND

cpe:2.3:o:zte:mf971r_firmware:sv1.0.0b05:*:*:*:*:*:*:*

cpe:2.3:h:zte:mf971r:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-8915	ZTE MF971R product has a CRLF injection vulnerability. An attacker could exploit the vulnerability to modify the HTTP response header information through a specially crafted HTTP request.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.850% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1019764

History

No history.

Subscriptions

Zte Mf971r Mf971r Firmware

Weaknesses

CWE-74

Sources

CVE record Updated: Aug 3, 2024, 6:23 PM

Status: PUBLISHED
Assigner: zte
Published: Oct 20, 2021, 3:19 PM
Updated: Aug 3, 2024, 6:23 PM
Reserved: Jan 4, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:36 AM

Status: Modified
Published: Oct 20, 2021, 4:15 PM
Modified: Jun 17, 2026, 3:36 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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