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01 Record

CVE-2018-1977

IBM DB2 for Linux, UNIX and Windows 11.1 (includes DB2 Connect Server) contains a denial of service vulnerability. A remote, authenticated DB2 user could exploit this vulnerability by issuing a

MediumPUBLISHEDCNA: ibm
CNA base score5.3 CVSS v3.xCVSS:3.0/A:H/AC:H/AV:N/C:N/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
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02 Description

IBM DB2 for Linux, UNIX and Windows 11.1 (includes DB2 Connect Server) contains a denial of service vulnerability. A remote, authenticated DB2 user could exploit this vulnerability by issuing a

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.85% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 79.0% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-12-14 15:30Z7 YR AGO
Last updated
2024-09-17 00:11Z2 YR AGO
Reserved
2017-12-13
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 5.3)
CNA CVSS vector
CVSS:3.0/A:H/AC:H/AV:N/C:N/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
eeec651fd0a0d6600588d15ebc8d08aca0d16c0936216b8ffa79d5f026697e01

05 Affected products

VendorProductVersionsPlatforms
IBMDB2 for Linux, UNIX and Windows11.1—

06 References