CVE-2018-1727

mediumpriority · track · 37EPSS 0.025 · 84 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.46% (84th) EPSS

CVSS 6.4 · medium

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.4–9.1

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 4.9

v3.09.1criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.2

v3.07.1highCVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:Osecondary · ENISA EU

v3.07.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Lsecondary · psirt@us.ibm.com USexploitability 2.8 · impact 4.2

v3.08.3highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-611USprimary

affected products (13)

Products and version ranges known to be affected.

IBM InfoSphere Information Serverall versionscert_bundDEcpe:/a:ibm:infosphere_information_server:-
IBM InfoSphere Information Server 11.3all versionscert_bundDEcpe:/a:ibm:infosphere_information_server:11.3
IBM InfoSphere Information Server 11.5all versionscert_bundDEcpe:/a:ibm:infosphere_information_server:11.5
IBM InfoSphere Information Server 11.7all versionscert_bundDEcpe:/a:ibm:infosphere_information_server:11.7
IBM InfoSphere Information Server 9.1all versionscert_bundDEcpe:/a:ibm:infosphere_information_server:9.1
IBM InfoSphere Information Server≤ 9.1enisa_euvdEU
IBM InfoSphere Information Server≤ 11.3enisa_euvdEU
IBM InfoSphere Information Server≤ 11.7enisa_euvdEU
IBM InfoSphere Information Server≤ 11.5enisa_euvdEU
ibm infosphere information server= 11.3nvdUScpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*
ibm infosphere information server= 11.5nvdUScpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*
ibm infosphere information server= 11.7nvdUScpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*
ibm infosphere information server= 9.1nvdUScpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-2582IBM InfoSphere Information Server: XXE SchwachstelleDeutsch2018-10-08csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in IBM InfoSphere Information Server ausnutzen, um einen Denial of Service Angriff durchzuführen und Daten offenzulegen

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2019-02-15modified 2026-06-17

related (1,520)

Related entries.

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+1515 more

references (8)

External citations — patches, advisories, analysis.

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