MEDIUM
CVE-2021-38931
CWE-668Published: December 9, 2021· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1, and 11.5 is vulnerable to an information disclosure as a result of a connected user having indirect read access to a table where they are not authorized to select from. IBM X-Force ID: 210418.
Technical Analysis
CVE-2021-38931 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
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
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PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (6)
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/210418VDB Entry · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20220114-0001/Third Party Advisory
→
https://www.ibm.com/support/pages/node/6523810Vendor Advisory
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/210418VDB Entry · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20220114-0001/Third Party Advisory
→
https://www.ibm.com/support/pages/node/6523810Vendor Advisory
Quick Facts
CVE IDCVE-2021-38931
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-668
CISA KEVNo
Affected6 vendor(s)
PublishedDec 9, 2021
Related CVEs (CWE-668)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-38931 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. CVE data is provided under the NVD usage policy.