CWE
787 20
Advisory Published
Updated

CVE-2021-27620: Input Validation

First published: Wed Jun 09 2021(Updated: )

SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, 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 Ups::AddPart() 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.

Credit: cna@sap.com

Affected SoftwareAffected VersionHow to fix
SAP Internet Graphics Server=7.20
SAP Internet Graphics Server=7.20ex2
SAP Internet Graphics Server=7.20ext
SAP Internet Graphics Server=7.53
SAP Internet Graphics Server=7.81

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Frequently Asked Questions

  • What is the severity of CVE-2021-27620?

    CVE-2021-27620 has a medium severity rating due to the potential for unauthenticated access and exploitation of the vulnerability.

  • How do I fix CVE-2021-27620?

    To fix CVE-2021-27620, apply the latest security patches provided by SAP for the affected versions of the Internet Graphics Service.

  • What versions are affected by CVE-2021-27620?

    CVE-2021-27620 affects SAP Internet Graphics Service versions 7.20, 7.20EXT, 7.53, 7.20_EX2, and 7.81.

  • What type of vulnerability is CVE-2021-27620?

    CVE-2021-27620 is classified as an input validation vulnerability that allows for remote exploitation.

  • Who can exploit CVE-2021-27620?

    CVE-2021-27620 can be exploited by unauthenticated attackers who can send malicious requests over the network.

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