CVE-2025-3320: IBM Tivoli Monitoring · Heap-based Buffer Overflow
Affects IBM Tivoli MonitoringSource CVE Database V5
Not known to be exploited · CVSS 8.1 High.
Data as of 26 Oct 2026, 09:15 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 42% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 6 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBM Tivoli Monitoring | Affected
| Fixed in– |
AI-suggested
Since no official patches are available yet, European organizations should take immediate steps to mitigate risk: 1) Restrict network access to Tivoli Monitoring servers by implementing strict firewall rules and network segmentation to limit exposure to untrusted networks. 2) Employ intrusion detection and prevention systems (IDS/IPS) with signatures or anomaly detection tuned to identify suspicious activity targeting Tivoli Monitoring. 3) Monitor logs and network traffic for unusual patterns that could indicate exploitation attempts. 4) Disable or restrict any unnecessary remote interfaces or services related to Tivoli Monitoring to reduce the attack surface. 5) Engage with IBM support to obtain any available workarounds or interim fixes. 6) Prepare for rapid deployment of official patches once released by establishing a tested update process. 7) Conduct internal security awareness to alert administrators about the vulnerability and the importance of cautious handling of Tivoli Monitoring systems.
Description
IBM Tivoli Monitoring 6.3.0.7 through 6.3.0.7 Service Pack 20 is vulnerable to a heap-based buffer overflow, caused by improper bounds checking. A remote attacker could overflow a buffer and execute arbitrary code on the system or cause the server to crash.