What’s Vulnerable › Vulnerabilities

CVE-2007-5538

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-10-18 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in the Centralized TFTP File Locator Service in Cisco Unified Communications Manager (CUCM, formerly CallManager) 5.1 before 5.1(3), and Unified CallManager 5.0, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors involving the processing of filenames, aka CSCsh47712.

Affected products

• Cisco Unified Callmanager: 5.0
• Cisco Unified Communications Manager: through 5.1\(2\)

References

• http://osvdb.org/37940
• http://secunia.com/advisories/27296
• http://www.cisco.com/en/US/products/products_security_advisory09186a00808dda34.shtml
• http://www.securityfocus.com/bid/26105
• http://www.securitytracker.com/id?1018828
• http://www.vupen.com/english/advisories/2007/3532
• https://exchange.xforce.ibmcloud.com/vulnerabilities/37247
• http://osvdb.org/37940
• http://secunia.com/advisories/27296
• http://www.cisco.com/en/US/products/products_security_advisory09186a00808dda34.shtml
• http://www.securityfocus.com/bid/26105
• http://www.securitytracker.com/id?1018828

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