CVE-2018-5130 : What You Need to Know
Learn about CVE-2018-5130, a vulnerability in Firefox ESR and Firefox versions before 52.7 and 59, allowing for potential memory corruption. Find mitigation steps and update recommendations here.
An exploit can be activated in certain situations when WebRTC connections transmit packets with an RTP payload type that does not match. This vulnerability impacts Firefox ESR versions before 52.7 and Firefox versions before 59.
Understanding CVE-2018-5130
What is CVE-2018-5130?
When packets with a mismatched RTP payload type are sent in WebRTC connections, in some circumstances a potentially exploitable crash is triggered. This vulnerability affects Firefox ESR < 52.7 and Firefox < 59.
The Impact of CVE-2018-5130
This vulnerability can lead to memory corruption due to a mismatched RTP payload type, potentially allowing for exploitation.
Technical Details of CVE-2018-5130
Vulnerability Description
An exploit can be triggered when WebRTC connections transmit packets with mismatched RTP payload types, potentially leading to a crash.
Affected Systems and Versions
- Product: Firefox ESR
- Vendor: Mozilla
- Versions Affected: < 52.7
- Product: Firefox
- Vendor: Mozilla
- Versions Affected: < 59
Exploitation Mechanism
The vulnerability arises when WebRTC connections send packets with mismatched RTP payload types, which can result in a crash that may be exploited.
Mitigation and Prevention
Immediate Steps to Take
- Update Firefox ESR to version 52.7 or later.
- Update Firefox to version 59 or later.
- Consider disabling WebRTC if not essential for your browsing activities.
Long-Term Security Practices
- Regularly update browsers and software to the latest versions.
- Educate users on safe browsing practices and potential risks associated with online activities.
Patching and Updates
Ensure timely installation of security patches and updates provided by Mozilla to address vulnerabilities like CVE-2018-5130.