CVE-2015-7450
CriticalExploitedPublic exploitSerialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the…
Published Jan 2, 2016 · Updated Apr 21, 2026
Key Facts
Patch immediately- CVE-2015-7450 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Sterling B2b Integrator (Ibm), Sterling Integrator (Ibm), Tivoli Common Reporting (Ibm) and 4 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 5, 2021. Public exploit code is available.
- EPSS estimates a 98% probability of exploitation in the next 30 days.
- Fixed versions are available, including Watson Content Analytics 3.0.0.6, Watson Explorer Analytical Components 10.0.0.2, Watson Explorer Annotation Administration Console 10.0.0.2.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
98%
Higher than 99.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2015-7450 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Jan 10, 2022 | Jul 10, 2022 | Not reported |
| Industry KEV feed | Jan 5, 2021 | Jul 10, 2022 | Not reported |
| CIRCL KEV | Jan 10, 2022 | Jul 10, 2022 | Not reported |
| ENISA EUVD | Jan 10, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
20 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Sterling B2b IntegratorIbm | 5.2 | n/a |
| Sterling IntegratorIbm | 5.1 | n/a |
| Tivoli Common ReportingIbm | 2.1, 2.1.1, 2.1.1.2, 3.1, 3.1.0.1, 3.1.0.2, 3.1.2, 3.1.2.1 | n/a |
| Watson Content AnalyticsIbm | See advisory | 3.0.0.6 |
| Watson Explorer Analytical ComponentsIbm | 11.0 | 10.0.0.2 |
Patched Releases
Watson Content Analytics
3.0.0.6
Watson Explorer Analytical Components
10.0.0.2
Watson Explorer Annotation Administration Console
10.0.0.2
Timeline
Publicly disclosed
Jan 2, 2016
Added to Industry KEV feed
Jan 5, 2021
Added to CISA KEV
Jan 10, 2022
Added to CIRCL KEV
Jan 10, 2022
Added to ENISA EUVD
Jan 10, 2022
Last updated
Apr 21, 2026
Weakness Type
- CWE-502 Deserialization of Untrusted Data
References
- advisoryhttp://www-01.ibm.com/support/docview.wss?uid=swg21970575
- advisoryhttp://www-01.ibm.com/support/docview.wss?uid=swg21971342
- advisoryhttp://www-01.ibm.com/support/docview.wss?uid=swg21971376
- advisoryhttp://www-01.ibm.com/support/docview.wss?uid=swg21971758
- advisoryhttp://www-01.ibm.com/support/docview.wss?uid=swg21972799
FAQ
Common Questions.
Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.
Affected: Sterling B2b Integrator (Ibm) versions 5.2; Sterling Integrator (Ibm) versions 5.1; Tivoli Common Reporting (Ibm) versions 2.1, 2.1.1, 2.1.1.2, 3.1, 3.1.0.1, 3.1.0.2, 3.1.2, 3.1.2.1, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 5, 2021.
Yes. It was added on Jan 10, 2022 with a federal remediation due date of Jul 10, 2022.
Public exploit code is available.
Fixed versions are available, including Watson Content Analytics 3.0.0.6, Watson Explorer Analytical Components 10.0.0.2, Watson Explorer Annotation Administration Console 10.0.0.2.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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