CVE-2023-28523

highpriority · track · 31EPSS 0.003 · 21 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.29% (21st) EPSS

CVSS 7.8 · high

Is it mine?

10 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

IBM Informix Dynamic Server 12.10 and 14.10 onsmsync is vulnerable to a heap buffer overflow, caused by improper bounds checking which could allow an attacker to execute arbitrary code. IBM X-Force ID: 250753.

cvss

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

8.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@us.ibm.com USexploitability 2.5 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-122US

affected products (10)

Products and version ranges known to be affected.

IBM Cognos Analytics <11.2.4 IF4all versionscert_bundDE
IBM Cognos Analytics <12.0.4 IF2all versionscert_bundDE
IBM Informix <14.10.FC10W1all versionscert_bundDE
IBM Cognos Analytics< 11.2.4 IF4cert_bundDE
IBM Cognos Analytics< 12.0.4 IF2cert_bundDE
IBM Informix< 14.10.FC10W1cert_bundDE
IBM Informix Dynamic Server≤ 12.10, 14.10enisa_euvdEU
ibm informix dynamic server= 12.10nvdUScpe:2.3:a:ibm:informix_dynamic_server:*:*:*:*:*:*:*:*
ibm informix dynamic server= 14.10nvdUScpe:2.3:a:ibm:informix_dynamic_server:*:*:*:*:*:*:*:*
ibm informix dynamic server on cloud pak for dataall versionsnvdUScpe:2.3:a:ibm:informix_dynamic_server_on_cloud_pak_for_data:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-3052IBM Informix: Mehrere SchwachstellenDeutsch2023-12-04csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in IBM Informix ausnutzen, um beliebigen Code auszuführen oder vertrauliche Informationen 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 2023-12-09modified 2026-06-17

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Related entries.

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+16120 more

references (7)

External citations — patches, advisories, analysis.

scry

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