CVE-2017-7982 : Vulnerability Insights and Analysis

A flaw related to integer overflow has been discovered in the plist_from_bin function in bplist.c within libimobiledevice/libplist. This vulnerability, which exists in versions prior to 2017-04-19, enables remote attackers to launch a denial of service attack by triggering a heap-based buffer over-read.

Understanding CVE-2017-7982

This CVE entry describes a vulnerability in libimobiledevice/libplist that allows remote attackers to cause a denial of service by exploiting an integer overflow issue.

What is CVE-2017-7982?

The vulnerability in the plist_from_bin function in bplist.c within libimobiledevice/libplist before 2017-04-19 allows remote attackers to trigger a denial of service attack by utilizing a specially crafted plist file.

The Impact of CVE-2017-7982

The vulnerability enables remote attackers to launch a denial of service attack by causing a heap-based buffer over-read, leading to the application crashing.

Technical Details of CVE-2017-7982

This section provides more technical insights into the CVE.

Vulnerability Description

The integer overflow in the plist_from_bin function in bplist.c in libimobiledevice/libplist before 2017-04-19 allows remote attackers to cause a denial of service through a crafted plist file.

Affected Systems and Versions

Affected versions: Versions prior to 2017-04-19

Exploitation Mechanism

Attackers can exploit the vulnerability by utilizing a specifically crafted plist file to trigger a heap-based buffer over-read, resulting in a denial of service.

Mitigation and Prevention

Protecting systems from CVE-2017-7982 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update libimobiledevice/libplist to a version released after 2017-04-19.
Monitor for any unusual plist file activities.

Long-Term Security Practices

Regularly update software and libraries to the latest versions.
Implement network security measures to detect and prevent denial of service attacks.

Patching and Updates

Apply security patches promptly to address known vulnerabilities.