PT-2025-19799 · Ibm · Ibm Db2

Published 2025-05-05 · Updated 2025-05-06 · CVE-2025-1000

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) versions 11.5.0 through 11.5.9 IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) versions 12.1.0 through 12.1.1

Description The issue allows an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.

Recommendations For versions 11.5.0 through 11.5.9, update to a version outside of this range to resolve the issue. For versions 12.1.0 through 12.1.1, update to a version outside of this range to resolve the issue. As a temporary workaround, consider restricting access to z/OS databases to minimize the risk of exploitation.

Fix

DoS

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2025-1000

Affected Products

Ibm Db2

References · 10

• https://osv.dev/vulnerability/CVE-2025-1000 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-1000 · Security Note
• https://security.netapp.com/advisory/ntap-20250516-0002 · Note
• https://t.me/cvedetector/24496 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1919658492287160722 · Twitter Post
• https://ibm.com/support/pages/node/7232528 · Vendor Advisory, Patch
• https://twitter.com/cybercronai/status/1919774333091660046 · Twitter Post
• https://t.me/cvenotify/120895 · Telegram Post
• https://t.me/cvetracker/23087 · Telegram Post
• https://twitter.com/CVEnew/status/1919501043626607039 · Twitter Post