CVE-2025-36122 — Denial of Service

CVE-2025-36122 — Denial of Service

CVE-2025-36122 — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to cause a denial of service using a specially crafted SQL query due to improper allocation of system resources.

What This Means For You

  • If your environment is affected by CWE-770, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2025-36122 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1499 Impact

DoS Traffic Pattern Detection

Sigma YAML — free preview
title: DoS Traffic Pattern Detection
id: scw-2026-04-30-1
status: experimental
level: high
description: |
  Detects volumetric traffic patterns consistent with denial of service attacks targeting your infrastructure.
author: SCW Feed Engine (auto-generated)
date: 2026-04-30
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2025-36122/
tags:
  - attack.impact
  - attack.t1499
logsource:
    category: firewall
detection:
  selection:
      dst_port:
        - 80
        - 443
      condition: selection | count(src_ip) by dst_ip > 1000
falsepositives:
  - Legitimate activity from CVE-2025-36122

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2025-36122 vulnerability CVE-2025-36122
CWE-770 weakness CWE-770
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 01, 2026 at 01:16 UTC

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