Security readout for executives and security teams
CVE-2018-1923 is a high-severity IBM DB2 buffer overflow issue. On affected DB2 for Linux, UNIX and Windows systems, including DB2 Connect Server, successful exploitation could allow arbitrary code execution. The provided evidence points to local attack exposure, not direct remote network exploitation. Exposure is most likely where affected IBM DB2 LUW or DB2 Connect Server versions remain installed on servers, workstations, or shared systems where an attacker could gain local execution access. Prioritize remediation where DB2 stores sensitive or business-critical data and local access is broadly available. This is not evidenced as actively exploited, but potential code execution on database systems justifies timely action. Mitigation focus: Inventory DB2 LUW and DB2 Connect Server deployments.; Compare installed versions against 9.7, 10.1, 10.5, and 11.1 exposure.; Review IBM advisory for the applicable official fix or upgrade path..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-1923 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.4 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O2.55.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.4HighVector: CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/docview.wss?uid=ibm10740413CVE reference · x_refsource_CONFIRM
- ibm-db2-cve20181923-bo(152859)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.