HOMEVULNERABILITIESCVE-2023-50940
CRITICAL

CVE-2023-50940

CWE-942Published: February 2, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

IBM PowerSC 1.3, 2.0, and 2.1 uses Cross-Origin Resource Sharing (CORS) which could allow an attacker to carry out privileged actions and retrieve sensitive information as the domain name is not being limited to only trusted domains. IBM X-Force ID: 275130.

NVD Source

Technical Analysis

CVE-2023-50940 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

IBM1 product(s)
powersc
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

PATCHhttps://www.ibm.com/support/pages/node/7113759
PATCHhttps://www.ibm.com/support/pages/node/7113759
ADVISORYhttps://exchange.xforce.ibmcloud.com/vulnerabilities/275130
ADVISORYhttps://exchange.xforce.ibmcloud.com/vulnerabilities/275130

All References (4)

→
https://exchange.xforce.ibmcloud.com/vulnerabilities/275130VDB Entry · Vendor Advisory
→
https://www.ibm.com/support/pages/node/7113759Patch · Vendor Advisory
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/275130VDB Entry · Vendor Advisory
→
https://www.ibm.com/support/pages/node/7113759Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2023-50940
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-942
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 2, 2024

Related CVEs (CWE-942)

CVE-2025-27909
9.8
CVE-2021-27786
9.8
CVE-2024-37131
9.8
CVE-2026-34449
9.6
CVE-2026-9739
9.4
CVE-2026-61736
9.3

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-50940 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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