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CVE-2020-6871

CRITICALCVSS 9.8/10EPSS 1.88%

Last modified

CVE-2020-6871 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The server management software module of ZTE has an authentication issue vulnerability, which allows users to skip the authentication of the server and execute some commands for high-level users. This affects: <R5300G4V03.08.0100/V03.07.0300/V03.07.0200/V03.07.0108/V03.07.0100/V03.05.0047/V03.05.0046/V03.05.0045/V03.05.0044/V03.05.0043/V03.05.0040/V03.04.0020;R8500G4V03.07.0103/V03.07.0101/V03.06.0100/V03.05.0400/V03.05.0020;R5500G4V03.08.0100/V03.07.0200/V03.07.0100/V03.06.0100>. EPSS estimates a 1.88% chance of exploitation in the next 30 days.

Description

The server management software module of ZTE has an authentication issue vulnerability, which allows users to skip the authentication of the server and execute some commands for high-level users. This affects: <R5300G4V03.08.0100/V03.07.0300/V03.07.0200/V03.07.0108/V03.07.0100/V03.05.0047/V03.05.0046/V03.05.0045/V03.05.0044/V03.05.0043/V03.05.0040/V03.04.0020;R8500G4V03.07.0103/V03.07.0101/V03.06.0100/V03.05.0400/V03.05.0020;R5500G4V03.08.0100/V03.07.0200/V03.07.0100/V03.06.0100>

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.88%

76.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZteR8500g4 Firmware03.05.0020
ZteR8500g4 Firmware03.05.0400
ZteR8500g4 Firmware03.06.0100
ZteR8500g4 Firmware03.07.0101
ZteR8500g4 Firmware03.07.0103
ZteR5500g4 Firmware03.06.0100
ZteR5500g4 Firmware03.07.0100
ZteR5500g4 Firmware03.07.0200
ZteR5500g4 Firmware03.08.0100
ZteR5300g4 Firmware03.04.0020
ZteR5300g4 Firmware03.05.0040
ZteR5300g4 Firmware03.05.0043
ZteR5300g4 Firmware03.05.0044
ZteR5300g4 Firmware03.05.0045
ZteR5300g4 Firmware03.05.0046
ZteR5300g4 Firmware03.05.0047
ZteR5300g4 Firmware03.07.0100
ZteR5300g4 Firmware03.07.0108
ZteR5300g4 Firmware03.07.0200
ZteR5300g4 Firmware03.07.0300
ZteR5300g4 Firmware03.08.0100

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-6871?
The server management software module of ZTE has an authentication issue vulnerability, which allows users to skip the authentication of the server and execute some commands for high-level users. This affects: <R5300G4V03.08.0100/V03.07.0300/V03.07.0200/V03.07.0108/V03.07.0100/V03.05.0047/V03.05.0046/V03.05.0045/V03.05.0044/V03.05.0043/V03.05.0040/V03.04.0020;R8500G4V03.07.0103/V03.07.0101/V03.06.0100/V03.05.0400/V03.05.0020;R5500G4V03.08.0100/V03.07.0200/V03.07.0100/V03.06.0100>
How severe is CVE-2020-6871?
CVE-2020-6871 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.88% probability of exploitation in the next 30 days.
How do I fix CVE-2020-6871?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-6871?

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Source: NVD / NIST