What’s Vulnerable › Vulnerabilities

CVE-2023-28523: IBM Informix Dynamic Server buffer overflow

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-12-09 · updated 2026-06-17
• Weakness: CWE-122

Description

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.

Affected products

• IBM Informix Dynamic Server: 12.10, 14.10
• IBM Informix Dynamic Server On Cloud Pak For Data: all versions

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/250753
• https://www.ibm.com/support/pages/node/7070188
• https://exchange.xforce.ibmcloud.com/vulnerabilities/250753
• https://www.ibm.com/support/pages/node/7070188

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