Published:2009/06/18  Last Updated:2009/06/18

JVN#87239696
iPhone OS denial of service (DoS) vulnerability

Overview

iPhone OS from Apple contains a denial of service (DoS) vulnerability.

Products Affected

  • iPhone OS 1.0 to 2.2.1
  • iPhone OS for iPod touch 1.1 to 2.2.1

Description

iPhone OS from Apple contains a denial of service (DoS) vulnerability.

Impact

A remote attacker could possibly cause a denial of service (DoS) attack by sending a specially crafted packet.

Solution

Update the software
Update to latest version according to the information provided by Apple.

Vendor Status

Vendor Link
Apple About the security content of iPhone OS 3.0 Software Update
Apple security updates

References

  1. IPA
    Security Alert for Vulnerability in iPhone OS

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.06.18

Measures Conditions Severity
Access Required Routed - can be attacked over the Internet using packets
  • High
Authentication None - anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required None - the vulnerability can be exploited without an honest user taking any action
  • High
Exploit Complexity Low-Medium - some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)
  • Medium-High

Description of each analysis measures

Credit

Masaki Yoshida reported this vulnerability to IPA.
JPCERT/CC coordinated with the vendor under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2009-1683
JVN iPedia JVNDB-2009-000040

Update History