CVE-2020-6873

Name: CVE-2020-6873
Creator: NVD / NIST
Published: 2020-09-01T21:15:13.347+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.25%

Last modified Jun 17, 2026

CVE-2020-6873 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A ZTE product has a DoS vulnerability. Because the equipment couldn’t distinguish the attack packets and normal packets with valid http links, the remote attackers could use this vulnerability to cause the equipment WEB/TELNET module denial of service and make the equipment be out of management. EPSS estimates a 1.25% chance of exploitation in the next 30 days.

Description

A ZTE product has a DoS vulnerability. Because the equipment couldn’t distinguish the attack packets and normal packets with valid http links, the remote attackers could use this vulnerability to cause the equipment WEB/TELNET module denial of service and make the equipment be out of management. This affects: ZXR10 2800-4_ALMPUFB(LOW), all versions up to V3.00.40.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

1.25%

65.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Zte	Zxr10 2800-4 Almpufb\(Low\) Firmware	<= 3.00.40

References

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1013403Vendor Advisory
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1013403Vendor Advisory

Timeline

Published: Sep 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-6873?

How severe is CVE-2020-6873?

CVE-2020-6873 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.25% probability of exploitation in the next 30 days.

How do I fix CVE-2020-6873?

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-2020-6873?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST