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CVE-2003-0450

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

radiusd-cistron是一款RADIUS协议实现。 Cistron-RADIUS服务器没有正确处理超大NAS号，远程攻击者可以利用这个漏洞破坏服务进程内存信息，可能以进程权限在系统上执行任意指令。 Cistron RADIUS当处理用户提供的数据时在调用sprintf()函数时没有正确使用"%d"格式符，攻击者如果传送一个有符号值作为NAS-Port端口数据，就可以导致覆盖服务器进程的内部内存数据，精心构建提交数据可能以RADIUS进程权限(一般是root)在系统上执行任意指令。 有漏洞代码如下：

AI Predicted 9.8 Difficulty: Easy EPSS 4.17% · P90
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I. Basic Information for CVE-2003-0450

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cistron RADIUS daemon (radiusd-cistron) 1.6.6 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large value in an NAS-Port attribute, which is interpreted as a negative number and causes a buffer overflow.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Cistron RADIUS远程有符号NAS-PORT值导致内存破坏漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
radiusd-cistron是一款RADIUS协议实现。 Cistron-RADIUS服务器没有正确处理超大NAS号，远程攻击者可以利用这个漏洞破坏服务进程内存信息，可能以进程权限在系统上执行任意指令。 Cistron RADIUS当处理用户提供的数据时在调用sprintf()函数时没有正确使用"%d"格式符，攻击者如果传送一个有符号值作为NAS-Port端口数据，就可以导致覆盖服务器进程的内部内存数据，精心构建提交数据可能以RADIUS进程权限(一般是root)在系统上执行任意指令。 有漏洞代码如下：
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
- n/a n/a -

II. Public POCs for CVE-2003-0450

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III. Intelligence Information for CVE-2003-0450

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Vendor Advisories for CVE-2003-0450 (2)

Other References for CVE-2003-0450 (3)

Same Patch Batch · n/a · 2003-06-20 · 11 CVEs total

CVE-2003-0381 Noweb/Noroff以不安全方式建立临时文件漏洞
CVE-2003-0389 RSA SecurID ACE Agent跨站脚本执行漏洞
CVE-2003-0427 MikMod超长文件名本地缓冲区溢出漏洞
CVE-2003-0436 MNOGoSearch search.cgi ul变量远程缓冲区溢出漏洞
CVE-2003-0437 MNOGoSearch search.cgi tmplt变量远程缓冲区溢出漏洞
CVE-2003-0442 PHP Transparent会话ID跨站脚本执行漏洞
CVE-2003-0446 Microsoft Internet Explorer安全漏洞
CVE-2003-0447 Microsoft Internet Explorer安全漏洞
CVE-2003-0448 Portmon文件操作漏洞
CVE-2003-0449 Progress Database获取特权漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2003-0450

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