CVE-2021-27623: Input Validation
SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method CXmlUtility::CheckLength() which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-27623?
CVE-2021-27623 has been classified as a high severity vulnerability due to its potential to allow unauthenticated access to critical system functions.
How do I fix CVE-2021-27623?
To fix CVE-2021-27623, apply the latest security patches released by SAP for the affected Netweaver versions.
Which versions are affected by CVE-2021-27623?
CVE-2021-27623 affects SAP Internet Graphics Service versions 7.20, 7.20EXT, 7.53, 7.20_EX2, and 7.81.
Can CVE-2021-27623 be exploited remotely?
Yes, CVE-2021-27623 can be exploited remotely by an attacker who can send specially crafted requests to the vulnerable server.
What type of attacks can result from CVE-2021-27623?
CVE-2021-27623 can lead to denial of service attacks due to insufficient input validation in the affected methods.