CVE-2021-29702 : Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1.4 and 11.5.5

Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1.4 and 11.5.5 is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement. IBM X-Force ID: 200658.

Published 2021-06-16 17:15:08

Updated 2021-09-20 17:02:58

Source IBM Corporation

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2021-29702

IBM » DB2
Versions from including (>=) 11.5 and up to, including, (<=) 11.5.5.0
cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
Matching versions
When used together with: IBM » AIX » Version: N/A
When used together with: Linux » Linux Kernel » Version: N/A
When used together with: Microsoft » Windows » Version: N/A
IBM » DB2
Versions from including (>=) 11.1 and up to, including, (<=) 11.1.4
cpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
Matching versions
When used together with: IBM » AIX » Version: N/A
When used together with: Linux » Linux Kernel » Version: N/A
When used together with: Microsoft » Windows » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-29702

EPSS FAQ

0.18%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 54 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-29702

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	IBM Corporation
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2021-29702

CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-29702

https://exchange.xforce.ibmcloud.com/vulnerabilities/200658

IBM Db2 denial of service CVE-2021-29702 Vulnerability Report
VDB Entry;Vendor Advisory
https://www.ibm.com/support/pages/node/6463985

Security Bulletin: IBM® Db2® is vulnerable to a denial of service as the server terminates abnormally when executing a specifically crafted select statement. (CVE-2021-29702)
Patch;Vendor Advisory
https://security.netapp.com/advisory/ntap-20210720-0005/

CVE-2021-29702 IBM DB2 Vulnerability in NetApp Products | NetApp Product Security
Third Party Advisory

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Vulnerability Details : CVE-2021-29702

Products affected by CVE-2021-29702

Exploit prediction scoring system (EPSS) score for CVE-2021-29702

CVSS scores for CVE-2021-29702

CWE ids for CVE-2021-29702

References for CVE-2021-29702