CVE-2008-1743

Name: CVE-2008-1743
Creator: NVD / NIST
Published: 2008-05-16T12:54:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.50%

Last modified Jun 16, 2026

CVE-2008-1743 is a vulnerability of currently unknown severity. Memory leak in the Certificate Trust List (CTL) Provider service in Cisco Unified Communications Manager (CUCM) 5.x before 5.1(3) and 6.x before 6.1(1) allows remote attackers to cause a denial of service (memory consumption and service interruption) via a series of malformed TCP packets, aka Bug ID CSCsi98433.. EPSS estimates a 1.50% chance of exploitation in the next 30 days.

Description

Memory leak in the Certificate Trust List (CTL) Provider service in Cisco Unified Communications Manager (CUCM) 5.x before 5.1(3) and 6.x before 6.1(1) allows remote attackers to cause a denial of service (memory consumption and service interruption) via a series of malformed TCP packets, aka Bug ID CSCsi98433.

Metrics

EPSS Probability

1.50%

71.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Unified Communications Manager	>= 5.0, < 5.1\(3\)
Cisco	Unified Communications Manager	>= 6.0, < 6.1\(1\)

References

http://secunia.com/advisories/30238Third Party Advisory
http://securitytracker.com/id?1020022Third Party Advisory, VDB Entry
http://www.cisco.com/en/US/products/products_security_advisory09186a0080995688.shtmlVendor Advisory
http://www.securityfocus.com/bid/29221Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2008/1533Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/42414Third Party Advisory, VDB Entry
http://secunia.com/advisories/30238Third Party Advisory
http://securitytracker.com/id?1020022Third Party Advisory, VDB Entry
http://www.cisco.com/en/US/products/products_security_advisory09186a0080995688.shtmlVendor Advisory
http://www.securityfocus.com/bid/29221Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2008/1533Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/42414Third Party Advisory, VDB Entry

Timeline

Published: May 16, 2008
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2008-1743?

How severe is CVE-2008-1743?

Severity scoring for CVE-2008-1743 is pending analysis. The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.

How do I fix CVE-2008-1743?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-1743?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST