CVE-2023-40363
IBM InfoSphere Information Server privilege escalation
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM InfoSphere Information Server privilege escalation
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332.
- Record
CVE-2023-40363- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2023-44934
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332.
- Record
EUVD-2023-44934- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wx63-xfhg-5c9g
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation...
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332.
- Record
GHSA-wx63-xfhg-5c9g- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-276
- Updated
- 2026-11-02
NVD
IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332.
- Record
CVE-2023-40363- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-276
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-40363 is a high vulnerability (CVSS 8.1) in Ibm Infosphere Information Server, published November 18, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 49th percentile. No source names a fixed version.