CVE-2020-5761: grandstream ht801_firmware Infinite Loop
CVSS: 7.8v2.0HighModified
Published 29-07-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-5761 is a high (CVSS 7.8) Infinite Loop vulnerability in grandstream ht801_firmware. EPSS estimates a 4.09% chance of exploitation in the next 30 days, higher than 90.6% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
4.09%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 29-07-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
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 metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
4.09%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
0.00 pp
From 4.09% on 21-09-2026
21-09-202621-10-2026
EPSS score4.09%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (tenable.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Grandstream6 products
- ht801_firmware≤ 1.0.17.5
- ht802_firmware≤ 1.0.17.5
- ht812_firmware≤ 1.0.17.5
- ht813_firmware≤ 1.0.17.5
- ht814_firmware≤ 1.0.17.5
1 vendor · 6 products