How severe is CVE-2001-1513?

CVE-2001-1513 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-1513 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-1513?

CVE-2001-1513 primarily affects Macromedia Jrun. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-1513?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2001-1513 published?

CVE-2001-1513 was published on 2001-12-31 and last updated on 2026-06-16.

CVE-2001-1513

CVE-2001-1513 is a high-severity vulnerability in Macromedia Jrun with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Macromedia Jrun
Published: 2001-12-31
Last modified: 2026-06-16

Description

Macromedia 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 for the web application directory without the trailing '/' (slash), as demonstrated using ctx.

Frequently asked questions

What is CVE-2001-1513?: Macromedia 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 for the web application directory without the trailing '/' (slash), as demonstrated using ctx.
How severe is CVE-2001-1513?: CVE-2001-1513 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-1513 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1513?: CVE-2001-1513 primarily affects Macromedia Jrun. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1513?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-1513 published?: CVE-2001-1513 was published on 2001-12-31 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:macromedia:jrun:3.0:*:*:*:*:*:*:*
cpe:2.3:a:macromedia:jrun:3.1:*:*:*:*:*:*:*

More vulnerabilities in Macromedia Jrun

CVE-2004-0646 — Critical (CVSS 10.0): Buffer overflow in the WriteToLog function for JRun 3.0 through 4.0 web server connectors, such as (1) mod_jrun and (2)…
CVE-2002-0801 — Critical (CVSS 10.0): Buffer overflow in the ISAPI DLL filter for Macromedia JRun 3.1 allows remote attackers to execute arbitrary code via a…
CVE-2002-0665 — Critical (CVSS 10.0): Macromedia JRun Administration Server allows remote attackers to bypass authentication on the login form via an extra…
CVE-2000-1053 — Critical (CVSS 10.0): Allaire JRun 2.3.3 server allows remote attackers to compile and execute JSP code by inserting it via a cross-site…
CVE-2005-4472 — High (CVSS 7.5): Stack-based buffer overflow in the Macromedia JRun 4 web server (JWS) allows remote attackers to cause a denial of…
CVE-2004-2182 — High (CVSS 7.5): Session fixation vulnerability in Macromedia JRun 4.0 allows remote attackers to hijack user sessions by pre-setting…

All CVEs affecting Macromedia Jrun →