IBM CICS TX denial of service
Priority LOW 25CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
IBM TXSeries for Multiplatforms, 8.1, 8.2, and 9.1, CICS TX Standard CICS TX Advanced 10.1 and 11.1 could allow a privileged user to cause a denial of service due to uncontrolled resource consumption. IBM X-Force ID: 266016.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01259 69th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| IBM | TXSeries for Multiplatforms | 8.1, 8.2, 9.1 | — | No fix listed | CNA |
| IBM | CICS TX Standard | 11.1 | — | No fix listed | CNA |
| IBM | CICS TX Advanced | 10.1, 11.1 | — | No fix listed | CNA |
- TXSeries for Multiplatforms VendorIBM Affected 8.1, 8.2, 9.1 Fixed in — No fix listed CNA
- CICS TX Standard VendorIBM Affected 11.1 Fixed in — No fix listed CNA
- CICS TX Advanced VendorIBM Affected 10.1, 11.1 Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibm:txseries_for_multiplatforms:8.1:*:*:*:*:*:*:* | 8.1 | Vulnerable | IBM |
| cpe:2.3:a:ibm:txseries_for_multiplatforms:8.2:*:*:*:*:*:*:* | 8.2 | Vulnerable | IBM |
| cpe:2.3:a:ibm:txseries_for_multiplatforms:9.1:*:*:*:*:*:*:* | 9.1 | Vulnerable | IBM |
| cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:a:ibm:cics_tx:10.1:*:*:*:advanced:*:*:* | 10.1 | Vulnerable | IBM |
| cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:advanced:*:*:* | 11.1 | Vulnerable | IBM |
| cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:standard:*:*:* | 11.1 | Vulnerable | IBM |
- cpe:2.3:a:ibm:txseries_for_multiplatforms:8.1:*:*:*:*:*:*:* Versions 8.1 Vulnerable ·IBM
- cpe:2.3:a:ibm:txseries_for_multiplatforms:8.2:*:*:*:*:*:*:* Versions 8.2 Vulnerable ·IBM
- cpe:2.3:a:ibm:txseries_for_multiplatforms:9.1:*:*:*:*:*:*:* Versions 9.1 Vulnerable ·IBM
- cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:a:ibm:cics_tx:10.1:*:*:*:advanced:*:*:* Versions 10.1 Vulnerable ·IBM
- cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:advanced:*:*:* Versions 11.1 Vulnerable ·IBM
- cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:standard:*:*:* Versions 11.1 Vulnerable ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-42031
- 2026-10-03 Alias added: GHSA-8f2j-r3g9-qhmm
References
More IBM Cics Tx vulnerabilities
- TI-2022-13662 OS command injection in IBM CICS TX Advanced CVSS 3.1CRITICAL 9.8
- TI-2023-16726 IBM GSKit-Crypto information disclosure CVSS 3.1HIGH 7.5
- TI-2022-15077 Cross-site request forgery in IBM CICS TX Advanced CVSS 3.1HIGH 8.8
- TI-2023-22397 IBM CICS TX cross-site request forgery CVSS 3.1HIGH 8.8
- TI-2024-27804 IBM CICS TX cross-site scripting CVSS 3.1HIGH 7.2
- TI-2024-27802 IBM CICS TX Standard cross-site request forgery CVSS 3.1HIGH 8.8
Sources
- CVE-2023-42031 · CVE Program
- CVE-2023-42031 · NVD
- FIRST EPSS
- GHSA-8f2j-r3g9-qhmm · GitHub Advisory Database · CC BY 4.0
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