CVE-2018-1727

Name: CVE-2018-1727
Creator: NVD / NIST
Published: 2019-02-15T20:29:00.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 2.46%

Last modified Jun 17, 2026

CVE-2018-1727 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. IBM InfoSphere Information Server 9.1, 11.3, 11.5, and 11.7 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. EPSS estimates a 2.46% chance of exploitation in the next 30 days.

Description

IBM InfoSphere Information Server 9.1, 11.3, 11.5, and 11.7 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 147630.

Metrics

CVSS 3.0

7.1/10

CVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O

EPSS Probability

2.46%

82.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Ibm	Infosphere Information Server	9.1
Ibm	Infosphere Information Server	11.3
Ibm	Infosphere Information Server	11.5
Ibm	Infosphere Information Server	11.7

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/147630VDB Entry, Vendor Advisory
https://www.ibm.com/support/docview.wss?uid=ibm10718887Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/147630VDB Entry, Vendor Advisory
https://www.ibm.com/support/docview.wss?uid=ibm10718887Vendor Advisory

Timeline

Published: Feb 15, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1727?

How severe is CVE-2018-1727?

CVE-2018-1727 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 2.46% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1727?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST