CVE-2017-15385 : What You Need to Know

A vulnerability was discovered in the store_versioninfo_gnu_verdef function within the libr/bin/format/elf/elf.c file in radare2 2.0.0. This vulnerability could be exploited by remote attackers to trigger a denial of service, leading to an r_read_le16 invalid write and subsequent application crash. Alternatively, it may also have other unspecified impacts when a crafted ELF file is processed.

Understanding CVE-2017-15385

This CVE identifies a vulnerability in radare2 2.0.0 that could allow remote attackers to cause a denial of service or other unspecified impacts.

What is CVE-2017-15385?

The vulnerability lies in the store_versioninfo_gnu_verdef function in radare2 2.0.0, enabling remote attackers to exploit it for a denial of service attack or other potential impacts when processing a malicious ELF file.

The Impact of CVE-2017-15385

Remote attackers can trigger a denial of service by causing an r_read_le16 invalid write, leading to application crashes.
Crafted ELF files may have other unspecified impacts on the system.

Technical Details of CVE-2017-15385

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability in radare2 2.0.0 allows remote attackers to cause a denial of service through an r_read_le16 invalid write or potentially other impacts when processing a specially crafted ELF file.

Affected Systems and Versions

Affected System: radare2 2.0.0
Affected Version: 2.0.0

Exploitation Mechanism

The vulnerability can be exploited remotely by attackers to trigger a denial of service condition or other impacts by manipulating ELF files.

Mitigation and Prevention

Protect your systems from CVE-2017-15385 with the following steps:

Immediate Steps to Take

Update radare2 to a non-vulnerable version.
Avoid processing untrusted or suspicious ELF files.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Implement network security measures to detect and block malicious activities.

Patching and Updates

Ensure timely patching and updates for radare2 to address the vulnerability and enhance system security.