VulnerabilityModified

CVE-2021-21743

ZTE MF971R product has a CRLF injection vulnerability.

MEDIUM 4.3EPSS 0.85%

Does this matter?

Lower severity and a low EPSS score (0.85%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1: 4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS: 0.85% probability · 56th percentile
CISA KEV: Not listed
Weakness: CWE-74
Affected: zte/mf971r firmware
Source: psirt@zte.com.cn

References

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1019764Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1019764Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.