CVE-2014-3484
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I. Basic Information for CVE-2014-3484
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Multiple stack-based buffer overflows in the __dn_expand function in network/dn_expand.c in musl libc 1.1x before 1.1.2 and 0.9.13 through 1.0.3 allow remote attackers to (1) have unspecified impact via an invalid name length in a DNS response or (2) cause a denial of service (crash) via an invalid name length in a DNS response, related to an infinite loop with no output.
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
musl libc 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
musl libc是一款开源的C语言标准库。主要用于嵌入式系统与移动设备等。 musl libc 1.1.2之前的1.1x版本和0.9.13至1.0.3版本中的network/dn_expand.c文件中的‘the __dn_expand’函数存在缓冲区错误漏洞。远程攻击者（1）通过DNS响应中无效的名称长度产生未知影响 或（2）通过DNS响应中无效的名称长度导致拒绝服务（崩溃），这与无输出的无限循环有关。
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 |
|---|---|---|---|---|
| - | musl libc | 1.1x before 1.1.2 | - |
II. Public POCs for CVE-2014-3484
| # | POC Description | Source Link | Shenlong Link |
|---|
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- http://seclists.org/oss-sec/2014/q2/495x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2014-3484
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