CVE-2025-3357: IBM Tivoli Monitoring · Improper Validation of Specified Index, Position, or Offset in Input
Affects IBM Tivoli MonitoringSource CVE Database V5
Not known to be exploited · CVSS 9.8 Critical.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 1.1% chance of exploitation in 30 days – higher than 65% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 28 May 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
- Immediately restrict network access to IBM Tivoli Monitoring servers, limiting exposure to trusted management networks only.
- Employ network segmentation and firewall rules to isolate monitoring infrastructure from untrusted networks.
- Monitor logs and network traffic for anomalous activity indicative of exploitation attempts, such as unexpected input patterns or memory corruption signals.
- Implement application-layer input validation proxies or WAFs that can detect and block malformed requests targeting the vulnerable index parameter.
- Prepare for rapid deployment of patches once IBM releases an official fix; maintain close vendor communication for updates.
- Conduct internal audits to identify all instances of Tivoli Monitoring 6.3.0.7 and assess exposure.
- Develop and rehearse incident response plans specific to potential exploitation scenarios involving Tivoli Monitoring.
- Consider temporary alternative monitoring solutions if risk exposure is unacceptable until patches are available.
Description
IBM Tivoli Monitoring 6.3.0.7 through 6.3.0.7 Service Pack 19 could allow a remote attacker to execute arbitrary code due to improper validation of an index value of a dynamically allocated array.