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CVE-2012-0021

EPSS 32.96% · P97
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I. Basic Information for CVE-2012-0021

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server 2.2.17 through 2.2.21, when a threaded MPM is used, does not properly handle a %{}C format string, which allows remote attackers to cause a denial of service (daemon crash) via a cookie that lacks both a name and a value.
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
Apache HTTP Server输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache HTTP Server是美国阿帕奇（Apache）软件基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.2.17版本至2.2.21版本的mod_log_config模块中的mod_log_config.c文件中的log_cookie函数存在漏洞，该漏洞源于在使用单线程MPM时，未能正确处理%{}C格式字符串。远程攻击者可利用此漏洞借助同时缺乏name和value的cookie导致拒绝服务（守护进程崩溃）。
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

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II. Public POCs for CVE-2012-0021

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III. Intelligence Information for CVE-2012-0021

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Same Patch Batch · n/a · 2012-01-28 · 5 CVEs total

CVE-2012-0053Apache HTTP Server权限许可和访问控制问题漏洞
CVE-2012-0929Schneider Electric Modicon Quantum多个安全漏洞
CVE-2012-0930Schneider Electric Modicon Quantum PLC跨站脚本漏洞
CVE-2012-0931Schneider Electric Modicon Quantum PLC授权问题漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2012-0021

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