Vulnerability record · CVE-2018-2439 · published 10 July 2018

CVE-2018-2439: Sap internet graphics server improper input validation vulnerability

Sap · Internet Graphics Server

The SAP Internet Graphics Server (IGS), 7.20, 7.20EXT, 7.45, 7.49, 7.53, has insufficient request validation (for example, where the request is validated for authenticity and validity) and under certain conditions, will process invalid requests. Several areas of the SAP Internet Graphics Server (IGS) did not require sufficient input validation. Namely, the SAP Internet Graphics Server (IGS) HTTP and RFC listener, SAP Internet Graphics Server (IGS) portwatcher when registering a portwatcher to the multiplexer and the SAP Internet Graphics Server (IGS) multiplexer had insufficient input validation and thus allowing a malformed data packet to cause a crash.

5.9 CVSS 3.0 Medium EPSS 1.5% · top 26.0% CWE-20 · Improper input validation

5.9CVSS 3.0 base score, v2 4.3

1.5%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

6References

17 Jun 2026Last modified by NVD

Description

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Internet Graphics Server Sap

References

Link	Tags
http://www.securityfocus.com/bid/104708	Third Party AdvisoryVDB Entry
https://launchpad.support.sap.com/#/notes/2644147	Permissions RequiredVendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=497256000	Vendor Advisory
http://www.securityfocus.com/bid/104708	Third Party AdvisoryVDB Entry
https://launchpad.support.sap.com/#/notes/2644147	Permissions RequiredVendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=497256000	Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-2439), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.