No exploitation reported

CVE-2021-29678

No exploitation reported by the sources we read.

Published2021-12-09
WeaknessCWE-863

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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 a user with DBADM authority to access other databases and read or modify files. IBM X-Force ID: 199914.

Timeline

dates in UTC

2021-12-0917:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-29678?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-29678?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Ibm db2version to verify

Branch	Affected	Fixed in	Source
9.7	= 9.7	no fix published	NVD
10.1	= 10.1	no fix published	NVD
10.5	= 10.5	no fix published	NVD
11.1	= 11.1	no fix published	NVD
11.5	= 11.5	no fix published	NVD

Netapp oncommand insight

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

exchange.xforce.ibmcloud.comVendor Advisory
www.ibm.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.7read 2026-10-23
CNACVSS 3.08.7read 2026-10-23
NVDCVSS 2.05.5read 2026-10-23
NVDweakness (CWE)CWE-863read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Published: 2021-12-09
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-29678?

Is CVE-2021-29678 actively exploited?

Active exploitation of CVE-2021-29678 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-29678?

CVE-2021-29678 has a CVSS v3 base score of 8.7 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.

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