CVE-2020-11865 : What You Need to Know

libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows out-of-bounds memory access.

Understanding CVE-2020-11865

libEMF (aka ECMA-234 Metafile Library) through version 1.0.11 is vulnerable to out-of-bounds memory access.

What is CVE-2020-11865?

This CVE identifies a security vulnerability in libEMF that could be exploited to trigger out-of-bounds memory access.

The Impact of CVE-2020-11865

The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by exploiting the out-of-bounds memory access.

Technical Details of CVE-2020-11865

libEMF through version 1.0.11 is susceptible to out-of-bounds memory access.

Vulnerability Description

The vulnerability in libEMF allows attackers to access memory beyond the boundaries of allocated memory blocks.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: All versions up to and including 1.0.11

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious EMF file that, when processed by an application using libEMF, triggers the out-of-bounds memory access.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2020-11865.

Immediate Steps to Take

Update libEMF to the latest patched version to address the vulnerability.
Avoid opening EMF files from untrusted or unknown sources.
Monitor vendor advisories for patches and security updates.

Long-Term Security Practices

Regularly update software and libraries to the latest secure versions.
Implement proper input validation and boundary checks in applications that use libEMF.

Patching and Updates

Apply patches provided by the libEMF project to fix the vulnerability and enhance security.