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Vulnerability record · CVE-2004-2182 · published 31 December 2004

CVE-2004-2182: Macromedia jrun improper authentication vulnerability

MMacromedia · Jrun

Session fixation vulnerability in Macromedia JRun 4.0 allows remote attackers to hijack user sessions by pre-setting the user session ID information used by the session server.

7.5 CVSS 2.0 High EPSS 1.2% · top 31.9% CWE-287 · Improper authentication
7.5CVSS 2.0 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
16 Jun 2026Last modified by NVD

Description

Session fixation vulnerability in Macromedia JRun 4.0 allows remote attackers to hijack user sessions by pre-setting the user session ID information used by the session server.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.macromedia.com/devnet/security/security_zone/mpsb04-08.html
http://www.securityfocus.com/bid/11414
http://www.macromedia.com/devnet/security/security_zone/mpsb04-08.html
http://www.securityfocus.com/bid/11414

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2004-0646Macromedia coldfusion vulnerabilityBuffer overflow in the WriteToLog function for JRun 3.0 through 4.0 web server connectors, such as (1) mod_jrun and (2) mod_jrun20 for Apache, with v…EPSS 7.1%10.0CVE-2002-0801Macromedia jrun vulnerabilityBuffer overflow in the ISAPI DLL filter for Macromedia JRun 3.1 allows remote attackers to execute arbitrary code via a direct request to the filter …EPSS 9.1%10.0CVE-2002-0665Macromedia jrun vulnerabilityMacromedia JRun Administration Server allows remote attackers to bypass authentication on the login form via an extra slash (/) in the URL.EPSS 11%10.0CVE-2000-1053Macromedia jrun vulnerabilityAllaire JRun 2.3.3 server allows remote attackers to compile and execute JSP code by inserting it via a cross-site scripting (CSS) attack and directl…EPSS 11%7.5CVE-2005-4472Macromedia jrun vulnerabilityStack-based buffer overflow in the Macromedia JRun 4 web server (JWS) allows remote attackers to cause a denial of service and possibly execute arbit…EPSS 3.9%7.5CVE-2004-1478Hitachi cosminexus enterprise vulnerabilityJRun 4.0 does not properly generate and handle the JSESSIONID, which allows remote attackers to perform a session fixation attack and hijack a user's…EPSS 3.4%7.5CVE-2002-1310Macromedia jrun vulnerabilityHeap-based buffer overflow in the error-handling mechanism for the IIS ISAPI handler in Macromedia JRun 4.0 and earlier allows remote attackers to ex…EPSS 2.2%7.5CVE-2001-1513Macromedia jrun vulnerabilityMacromedia JRun 3.0 and 3.1 allows remote attackers to obtain duplicate active user session IDs and perform actions as other users via a URL request …EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2004-2182), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.