CVE-2017-15533 : Security Advisory and Response
Learn about CVE-2017-15533 affecting Symantec SSL Visibility (SSLV) versions 3.8.4FC, 3.10 to 3.10.4.1, 3.11, and 3.12 to 3.12.2.1. Understand the impact, technical details, and mitigation steps.
Symantec SSL Visibility (SSLV) versions 3.8.4FC, 3.10 prior to 3.10.4.1, 3.11, and 3.12 prior to 3.12.2.1 are susceptible to the Return of the Bleichenbacher Oracle Threat (ROBOT) attack, potentially leading to information disclosure.
Understanding CVE-2017-15533
This CVE pertains to a vulnerability in Symantec SSL Visibility (SSLV) that can be exploited by remote attackers to decrypt SSL sessions.
What is CVE-2017-15533?
The vulnerability allows attackers to act as weak oracles, extracting session keys to decrypt pre-recorded SSL sessions.
The Impact of CVE-2017-15533
The vulnerability poses a risk of information disclosure, enabling attackers to capture and decrypt SSL sessions inspected by SSLV.
Technical Details of CVE-2017-15533
Symantec SSL Visibility (SSLV) versions 3.8.4FC, 3.10 prior to 3.10.4.1, 3.11, and 3.12 prior to 3.12.2.1 are affected by this vulnerability.
Vulnerability Description
The vulnerability allows remote attackers to exploit SSLV versions as weak oracles, decrypting pre-recorded SSL sessions.
Affected Systems and Versions
- Product: SSL Visibility (SSLV)
- Vendor: Symantec Corporation
- Vulnerable Versions: 3.8.4FC, 3.10 prior to 3.10.4.1, 3.11, 3.12 prior to 3.12.2.1
Exploitation Mechanism
Attackers can capture pre-recorded SSL sessions inspected by SSLV and establish crafted SSL connections to extract session keys for decryption.
Mitigation and Prevention
Steps to address and prevent exploitation of CVE-2017-15533
Immediate Steps to Take
- Apply patches or updates provided by Symantec Corporation for SSL Visibility (SSLV).
- Monitor network traffic for any suspicious activity related to SSL sessions.
- Implement strong encryption protocols and secure SSL configurations.
Long-Term Security Practices
- Regularly update SSL Visibility (SSLV) to the latest versions to mitigate known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address potential weaknesses.
Patching and Updates
- Symantec Corporation may release patches or updates to address the vulnerability. Stay informed about security advisories and apply patches promptly.