CVE-2008-5742

Exp

Multiple open redirect vulnerabilities in AIST NetCat 3.12 and earlier allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via (1) the redirect parameter in a logoff action to modules/auth/index.php or (2) the url parameter to modules/linkmanager/redirect.php. NOTE: this was reported within an "HTTP Response Splitting" section in the original disclosure.

Published: 2008-12-26 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2008-5742 is rated Exploit Available (57.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.03%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2008-5742

EDB-ID Source Kind Published Link
7560 exploit_db edb 2008-12-23 Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2008-5742

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 3.29% 2.03% -1.26%
2 2026-02-15 2.59% 3.29% +0.71%
3 2025-12-29 2.59%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2008-5742

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.0 2.0 MEDIUM
AV:N/AC:H/Au:N/C:N/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
4.9 4.9 [email protected]

Weakness enumeration for CVE-2008-5742

Affected software / configurations for CVE-2008-5742

Vendor Product Version Raw CPE
netcat netcat <= 3.12 cpe:2.3:a:netcat:netcat:*:*:*:*:*:*:*:*
netcat netcat 1.1 cpe:2.3:a:netcat:netcat:1.1:*:*:*:*:*:*:*
netcat netcat 2.0 cpe:2.3:a:netcat:netcat:2.0:*:*:*:*:*:*:*
netcat netcat 2.1 cpe:2.3:a:netcat:netcat:2.1:*:*:*:*:*:*:*
netcat netcat 2.2 cpe:2.3:a:netcat:netcat:2.2:*:*:*:*:*:*:*
netcat netcat 2.3 cpe:2.3:a:netcat:netcat:2.3:*:*:*:*:*:*:*
netcat netcat 2.4 cpe:2.3:a:netcat:netcat:2.4:*:*:*:*:*:*:*
netcat netcat 3.0 cpe:2.3:a:netcat:netcat:3.0:*:*:*:*:*:*:*

References for CVE-2008-5742

cvelogic Threat Intelligence