CVE-2021-44109
Quick assessment
Affected
n/a n/a
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.
Open5GS是一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.3.6版本及之前版本存在安全漏洞，该漏洞源于lib/sbi/message.c中存在缓冲区溢出。远程攻击者利用该漏洞通过特制的sbi请求拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-44109
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Open5GS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.3.6版本及之前版本存在安全漏洞，该漏洞源于lib/sbi/message.c中存在缓冲区溢出。远程攻击者利用该漏洞通过特制的sbi请求拒绝服务。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-44109
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-44109 (1)
-
https://github.com/open5gs/open5gs/issues/1247 x_refsource_MISC
Same Patch Batch · n/a · 2022-04-05 · 46 CVEs total
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| CVE-2022-25154 | Samsung portable SSD T5 PC代码问题漏洞 | |
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Showing top 20 of 46 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-44109
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