CVE-2020-6873
A ZTE product has a DoS vulnerability. Because the equipment couldn’t distinguish the attack...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2020-6873- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2020-6873- Updated
- 2026-11-02
EUVDEUVD-2020-28015 No score
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.
- Record
EUVD-2020-28015- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r597-j6c4-p5w2 No score
A ZTE product has a DoS vulnerability. Because the equipment couldn’t distinguish the attack...
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.
- Record
GHSA-r597-j6c4-p5w2- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-6873 is a medium vulnerability (CVSS 5.3) in Zte Zxr10 2800-4 Almpufb\(low\) Firmware, published September 1, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.25%, the 69th percentile. No source names a fixed version.