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CVE-2012-10021— D-Link DIR-605L Captcha Handling Buffer Overflow

Quick assessment

Affected
D-Link DIR-605L
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.

D-Link DIR-605L是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-605L 1.12和1.13版本存在安全漏洞，该漏洞源于处理FILECODE参数时sprintf使用不当，可能导致远程执行任意代码。

AI Predicted 9.8 Difficulty: Easy EPSS 4.44% · P91

Public Exploits 1

Metasploit · 1 dlink_dir605l_captcha_bof.rb [exploit]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
D-Link DIR-605L 1.12≤ 1.13 affected
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I. Basic Information for CVE-2012-10021

Vulnerability Information
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Vulnerability Title
D-Link DIR-605L Captcha Handling Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A stack-based buffer overflow vulnerability exists in D-Link DIR-605L Wireless N300 Cloud Router firmware versions 1.12 and 1.13 via the getAuthCode() function. The flaw arises from unsafe usage of sprintf() when processing user-supplied CAPTCHA data via the FILECODE parameter in /goform/formLogin. A remote unauthenticated attacker can exploit this to execute arbitrary code with root privileges on the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-605L 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-605L是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-605L 1.12和1.13版本存在安全漏洞，该漏洞源于处理FILECODE参数时sprintf使用不当，可能导致远程执行任意代码。
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

Vendor Product Affected Versions CPE Subscribe
D-Link DIR-605L 1.12 ~ 1.13 -

II. Public POCs for CVE-2012-10021

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III. Intelligence Information for CVE-2012-10021

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IV. Related Vulnerabilities

Same product: DIR-605L
Same vendor: D-Link
Same weakness: CWE-121

V. Comments for CVE-2012-10021

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