SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-23139

ZTE's ZXMP M721 product has a permission and access control vulnerability.

HIGH 8.8EPSS 0.77%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.77%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.77% probability · 53th percentile
CISA KEV
Not listed
Weakness
CWE-863
Affected
zte/zxmp m721 firmware
Source
psirt@zte.com.cn

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