CVE-2018-2422 : Vulnerability Insights and Analysis
Learn about CVE-2018-2422 affecting SAP Internet Graphics Server (IGS) versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53. Discover the impact, technical details, and mitigation steps for this vulnerability.
SAP Internet Graphics Server (IGS) versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53 are affected by a vulnerability that could be exploited for Denial-of-Service attacks.
Understanding CVE-2018-2422
The Portwatcher feature in SAP Internet Graphics Server (IGS) versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53 could be exploited by an unauthorized individual to obstruct the activity of legitimate users who are attempting to use the service.
What is CVE-2018-2422?
The vulnerability in SAP Internet Graphics Server (IGS) allows attackers to disrupt the service for legitimate users by crashing or overwhelming it with excessive requests.
The Impact of CVE-2018-2422
- CVSS Base Score: 5.3 (Medium Severity)
- Attack Vector: Network
- Attack Complexity: Low
- Availability Impact: Low
- Privileges Required: None
- Scope: Unchanged
- This vulnerability could lead to Denial-of-Service attacks, affecting the availability of the service.
Technical Details of CVE-2018-2422
Vulnerability Description
The Portwatcher feature in SAP Internet Graphics Server (IGS) versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53 allows attackers to disrupt legitimate users' access to the service.
Affected Systems and Versions
- SAP Internet Graphics Server (IGS) 7.20
- SAP Internet Graphics Server (IGS) 7.20EXT
- SAP Internet Graphics Server (IGS) 7.45
- SAP Internet Graphics Server (IGS) 7.49
- SAP Internet Graphics Server (IGS) 7.53
Exploitation Mechanism
Attackers can exploit this vulnerability by crashing the service or flooding it with excessive requests.
Mitigation and Prevention
Immediate Steps to Take
- Apply the necessary security patches provided by SAP.
- Monitor network traffic for any unusual patterns that could indicate a potential attack.
- Implement rate limiting to prevent service overload.
Long-Term Security Practices
- Regularly update and patch all software and systems to prevent known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address weaknesses.
Patching and Updates
- Stay informed about security updates and advisories from SAP.
- Apply patches promptly to mitigate the risk of exploitation.