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CVE-2024-47118VulnerabilityPublished

CVE-2024-47118: IBM Db2 · Stack-based Buffer Overflow

Affects IBM Db2Source CVE Database V5

0

Not known to be exploited · CVSS 6.5 Medium.

Data as of 25 Oct 2026, 18:53 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 23% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Nov 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
IBM Db2Affected
  • =10.5.0
  • =11.1.0
  • =11.5.0
  • =12.1.0
Fixed in–

AI-suggested

1. Monitor IBM’s official channels for patches or security updates addressing CVE-2024-47118 and apply them promptly once available. 2. Restrict network access to Db2 servers by implementing strict firewall rules, allowing only trusted hosts and management networks to connect. 3. Employ database activity monitoring to detect and alert on anomalous or malformed query patterns that could exploit the vulnerability. 4. Use network segmentation to isolate Db2 servers from general user networks and reduce exposure. 5. Enforce the principle of least privilege for database users and service accounts to limit potential exploitation scope. 6. Conduct regular backups and test recovery procedures to minimize downtime impact in case of a denial of service event. 7. Consider deploying Web Application Firewalls (WAFs) or Intrusion Prevention Systems (IPS) with custom rules to detect and block suspicious Db2 query traffic. 8. Educate database administrators and security teams about the vulnerability and signs of exploitation attempts.

Description

IBM Db2 10.5.0 through 10.5.11, 11.1.0 through 11.1.4.7, 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query.

References

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