VulnerabilityModified

CVE-2022-39070

There is an access control vulnerability in some ZTE PON OLT products.

CRITICAL 9.8EPSS 0.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There is an access control vulnerability in some ZTE PON OLT products. Due to improper access control settings, remote attackers could use the vulnerability to log in to the device and execute any operation.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.85% probability · 56th percentile
CISA KEV: Not listed
Weakness: CWE-284
Affected: zte/zxa10 c350m firmware · zte/zxa10 c300m firmware
Source: psirt@zte.com.cn

References

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1027824Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1027824Vendor Advisory

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