VulnerabilityModified
CVE-2020-5761
Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to CPU exhaustion due to an infinite loop in the TR-069 service.
HIGH 7.5EPSS 4.09%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to CPU exhaustion due to an infinite loop in the TR-069 service. Unauthenticated remote attackers can trigger this case by sending a one character TCP message to the TR-069 service.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.09% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- grandstream/ht801 firmware · grandstream/ht802 firmware · grandstream/ht812 firmware · grandstream/ht814 firmware · grandstream/ht818 firmware · grandstream/ht813 firmware
- Source
- vulnreport@tenable.com
References
- https://www.tenable.com/security/research/tra-2020-43Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2020-47Third Party Advisory, VDB Entry
- https://www.tenable.com/security/research/tra-2020-43Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2020-47Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.