synced 12 MIN AGO
01 Record

CVE-2020-5024

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated attacker to cause a denial of service due a hang in the SSL handshake

HighPUBLISHEDCNA: ibm
CNA base score7.5 CVSS v3.xCVSS:3.0/AC:L/PR:N/AV:N/UI:N/I:N/S:U/C:N/A:H/RC:C/E:U/RL:O

02 Description

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated attacker to cause a denial of service due a hang in the SSL handshake

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
2.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 80.7% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/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
2021-03-11 15:30Z5 YR AGO
Last updated
2024-09-16 22:40Z2 YR AGO
Reserved
2019-12-30
Assigning CNA
ibm
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.0/AC:L/PR:N/AV:N/UI:N/I:N/S:U/C:N/A:H/RC:C/E:U/RL:O
Weaknesses
No CWE assigned
Data version
5.1
Document digest
1068758493434a00dedc31b4a89e3442f7b701c2f23a95966adf03e485ed1e17

05 Affected products

VendorProductVersionsPlatforms
IBMDB2 for Linux, UNIX and Windows10.5, 10.1, 9.7, 11.1, 11.5—

06 References