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CVE-2020-6873

MEDIUMCVSS 5.3/10EPSS 1.25%

Last modified

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

VendorProductVersions
ZteZxr10 2800-4 Almpufb\(Low\) Firmware<= 3.00.40

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-6873?
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.
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.

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Source: NVD / NIST