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I. Basic Information for CVE-2011-0520
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The compress_add_dlabel_points function in dns/Compress.c in MaraDNS 1.4.03, 1.4.05, and probably other versions allows remote attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a long DNS hostname with a large number of labels, which triggers a heap-based buffer overflow.
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
MaraDNS 'compress_add_dlabel_points()'堆缓冲区溢出漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MaraDNS 是一个安全的DNS服务器。 MaraDNS 1.4.03,1.4.05,也可能是其他版本中的dns/Compress.c中的compress_add_dlabel_points函数中存在缓冲区溢出漏洞。远程攻击者可以借助带有大量标签的超长DNS主机名称触发基于堆的缓冲区溢出,导致拒绝服务(段错误)并可能执行任意代码。
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
VendorProductAffected VersionsCPESubscribe
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II. Public POCs for CVE-2011-0520
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III. Intelligence Information for CVE-2011-0520
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IV. Related Vulnerabilities
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