CVE-2021-20515

Published: Apr 30, 2021Modified: Jun 17, 2026

6.7

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 5.9

Source: NVD

Description

IBM Informix Dynamic Server 14.10 is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A local privileged user could overflow a buffer and execute arbitrary code on the system or cause a denial of service condition. IBM X-Force ID: 198366.

Affected (1)

Products: Ibm: Informix Dynamic Server

1 product

Informix Dynamic Server

Configuration A

1 vulnerable · 5 platform

Vulnerable Software	Affected Versions
Ibm Informix Dynamic Server	Version 14.10

Running on/with	Platform Versions
Hp Hp Ux	All versions
Ibm Aix	All versions
Linux Linux Kernel	All versions
Microsoft Windows	All versions
Oracle Solaris	All versions

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

https://exchange.xforce.ibmcloud.com/vulnerabilities/198366

Source: psirt@us.ibm.com

VDB EntryVendor Advisory

https://www.ibm.com/support/pages/node/6448568

Source: psirt@us.ibm.com

PatchVendor Advisory

https://exchange.xforce.ibmcloud.com/vulnerabilities/198366

Source: af854a3a-2127-422b-91ae-364da2661108

VDB EntryVendor Advisory

https://www.ibm.com/support/pages/node/6448568

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.