CVE-2022-24705— Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12
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I. Basic Information for CVE-2022-24705
Vulnerability Information
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Vulnerability Title
Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12
Source: NVD (National Vulnerability Database)
Vulnerability Description
The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Accel-Ppp 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Accel-Ppp是一个适用于 Linux 的高性能 Pptp/L2tp/Pppoe/Ipoe 服务器。 accel-ppp存在安全漏洞，该漏洞源于radius packet.c中的rad packet recv函数存在memcpy缓冲区溢出，如果服务器与恶意客户端连接，精心制作的客户端请求可以远程触发此漏洞。
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 |
|---|---|---|---|---|
| https://accel-ppp.org/ | accel-ppp | 1.12 ~ 1.12 | - |
II. Public POCs for CVE-2022-24705
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/accel-ppp/accel-ppp/pull/35x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2022-24705
IV. Related Vulnerabilities
V. Comments for CVE-2022-24705
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