CVE-2023-28956
IBM Spectrum Protect Backup-Archive Client privilege escalation
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM Spectrum Protect Backup-Archive Client privilege escalation
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.
- Record
CVE-2023-28956- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-266
- Updated
- 2026-11-02
EUVDEUVD-2023-32574
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.
- Record
EUVD-2023-32574- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wvh6-gq7g-cq47
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to...
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls. IBM X-Force ID: 251767.
- Record
GHSA-wvh6-gq7g-cq47- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-266
- Updated
- 2026-11-02
NVD
IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.
- Record
CVE-2023-28956- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-266
- 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-2023-28956 is a high vulnerability (CVSS 8.4) in Ibm Spectrum Protect Backup-archive Client, published June 22, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 5th percentile. No source names a fixed version.