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I. Basic Information for CVE-2002-0004
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Heap corruption vulnerability in the "at" program allows local users to execute arbitrary code via a malformed execution time, which causes at to free the same memory twice.
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
AT 畸形时间格式导致堆溢出漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
/usr/bin/at是一种免费获取使用的开放源代码的软件包，用于定时执行应用程序。许多Unix、Linux操作系统都携带了这种软件包。一般情况下/usr/bin/at都设置了suid root属性。 at程序存在输入验证漏洞，可能使本地攻击者获取主机的root权限。 当从命令行接收到某些特殊的时间格式进行处理时，由于错误地对同一内存区域做了两次释放动作，可能导致某些堆区数据被破坏或重写，本地攻击者可能利用这个漏洞获取root权限。 执行"/usr/bin/at 31337 + vuln"，如果你所在系统
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-2002-0004
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III. Intelligence Information for CVE-2002-0004
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IV. Related Vulnerabilities
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Same vendor: n/a
V. Comments for CVE-2002-0004

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