What’s Vulnerable › Vulnerabilities

CVE-2022-23139

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-12 · updated 2026-06-17
• Weakness: CWE-863

Description

ZTE's ZXMP M721 product has a permission and access control vulnerability. Since the folder permission viewed by sftp is 666, which is inconsistent with the actual permission. It’s easy for?users to?ignore the modification?of?the file permission configuration, so that low-authority accounts could actually obtain higher operating permissions on key files.

Affected products

• ZXMP M721: 5.10.030.006

References

• https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1024444
• https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1024444

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