CVE-2022-4603— ppp pppdump pppdump.c dumpppp array index
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I. Basic Information for CVE-2022-4603
Vulnerability Information
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Vulnerability Title
ppp pppdump pppdump.c dumpppp array index
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability classified as problematic has been found in ppp. Affected is the function dumpppp of the file pppdump/pppdump.c of the component pppdump. The manipulation of the argument spkt.buf/rpkt.buf leads to improper validation of array index. The real existence of this vulnerability is still doubted at the moment. The name of the patch is a75fb7b198eed50d769c80c36629f38346882cbf. It is recommended to apply a patch to fix this issue. VDB-216198 is the identifier assigned to this vulnerability. NOTE: pppdump is not used in normal process of setting up a PPP connection, is not installed setuid-root, and is not invoked automatically in any scenario.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
ppp 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ppp是Paul PPP Package开源的一个实现点对点协议（ppp）的库。 ppp存在输入验证错误漏洞，该漏洞源于pppdump组件中pppdump/pppdump.c文件的dumpppp函数存在问题，对参数spkt.buf/rpkt.buf的操作会导致数组索引的验证不正确。
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 |
|---|---|---|---|---|
| unspecified | ppp | n/a | - |
II. Public POCs for CVE-2022-4603
| # | POC Description | Source Link | Shenlong Link |
|---|
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