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CVE-2020-5761

Quick assessment

Affected
n/a Grandstream HT800 Series
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Grandstream HT800 series是美国潮流网络（Grandstream）公司的一款HT800系列模拟电话适配器。 使用1.0.17.5及之前版本固件的Grandstream HT800 series中存在安全漏洞。远程攻击者可通过向TR-069服务发送不带有回车字符（ ）的TCP消息利用该漏洞导致CPU耗尽。

AI Predicted 7.5 Difficulty: Trivial EPSS 4.09% · P90

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-5761

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5
Vulnerability Title
Grandstream HT800 series 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grandstream HT800 series是美国潮流网络（Grandstream）公司的一款HT800系列模拟电话适配器。 使用1.0.17.5及之前版本固件的Grandstream HT800 series中存在安全漏洞。远程攻击者可通过向TR-069服务发送不带有回车字符（ ）的TCP消息利用该漏洞导致CPU耗尽。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Grandstream HT800 Series Versions 1.0.17.5 and below -

II. Public POCs for CVE-2020-5761

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III. Intelligence Information for CVE-2020-5761

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Vendor Advisories for CVE-2020-5761 (1)

Other References for CVE-2020-5761 (1)

Same Patch Batch · n/a · 2020-07-29 · 28 CVEs total

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Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Grandstream HT800 Series
Same vendor: n/a
Same weakness: CWE-835

V. Comments for CVE-2020-5761

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