CVE-2018-17088 : Security Advisory and Response
Discover the impact of CVE-2018-17088, a vulnerability in jhead 3.00's GPSInfo function, allowing attackers to exploit an integer overflow via manipulated JPEG files, potentially leading to denial-of-service attacks.
In jhead 3.00, a security vulnerability exists in the gpsinfo.c file, specifically in the ProcessGpsInfo function. This vulnerability could be exploited by an attacker using a manipulated JPEG file, potentially leading to a denial-of-service attack or other harmful outcomes. The issue stems from an integer overflow during a check to determine if a location exceeds the length of EXIF data. Although similar to CVE-2016-3822, it is distinct from CVE-2018-16554.
Understanding CVE-2018-17088
This section provides insights into the nature and impact of the CVE-2018-17088 vulnerability.
What is CVE-2018-17088?
The vulnerability in the ProcessGpsInfo function of the gpsinfo.c file in jhead 3.00 may allow a remote attacker to trigger a denial-of-service attack or other unspecified impacts through a malicious JPEG file due to an integer overflow issue.
The Impact of CVE-2018-17088
The exploitation of this vulnerability could result in a denial-of-service attack or other adverse consequences, posing a risk to the integrity and availability of affected systems.
Technical Details of CVE-2018-17088
Explore the technical aspects of the CVE-2018-17088 vulnerability.
Vulnerability Description
The vulnerability arises from an integer overflow during a check for whether a location exceeds the length of EXIF data in the ProcessGpsInfo function of the gpsinfo.c file in jhead 3.00.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: All versions of jhead 3.00 are affected.
Exploitation Mechanism
The vulnerability can be exploited by using a manipulated JPEG file, taking advantage of the integer overflow in the ProcessGpsInfo function.
Mitigation and Prevention
Learn how to mitigate and prevent the CVE-2018-17088 vulnerability.
Immediate Steps to Take
- Apply the security update provided by the vendor promptly.
- Avoid opening or processing untrusted JPEG files.
Long-Term Security Practices
- Regularly update software and firmware to patch known vulnerabilities.
- Implement network security measures to detect and prevent malicious activities.
Patching and Updates
Ensure that all systems running jhead 3.00 are updated with the latest security patches to address the CVE-2018-17088 vulnerability.