CVE-2006-5084

Skype < 1.5.0.79 - Format String Vulnerability via Malformed Skype URL

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-5084. PoCs published by Tom Ferris.

AI-analyzed exploit summary This exploit leverages a format-string vulnerability in Skype for Mac OS X by injecting malformed input via an IFRAME SRC attribute, leading to arbitrary code execution. The PoC demonstrates the vulnerability by triggering a crash or potential code execution through repeated format specifiers.

Description

Format string vulnerability in the NSRunAlertPanel function in eBay Skype for Mac 1.5.*.79 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a malformed Skype URL, as originally reported to involve a null dereference.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Tom Ferris · textremoteosx
https://www.exploit-db.com/exploits/28710

This exploit leverages a format-string vulnerability in Skype for Mac OS X by injecting malformed input via an IFRAME SRC attribute, leading to arbitrary code execution. The PoC demonstrates the vulnerability by triggering a crash or potential code execution through repeated format specifiers.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Theoretical
Target: Skype 1.5.0.79 and prior for Mac OS X
No auth needed
Prerequisites: Victim must visit a malicious webpage or open a crafted HTML file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Various Sources x_refsource_confirm
http://www.skype.com/security/skype-sb-2006-002.html
US Government Resource third-party-advisory x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/202604
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/22185/
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/3895
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1016966
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/20218

Scores

EPSS 0.1562
EPSS Percentile 96.4%

Details

CWE
CWE-20
Status published
Products (1)
skype_technologies/skype < 1.5.0.79
Published Sep 29, 2006
Tracked Since Feb 18, 2026