CVE-2021-20515

CVSS V2 Medium 4.6 CVSS V3 Medium 6.7
Description
IBM Informix Dynamic Server 14.10 is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A local privileged user could overflow a buffer and execute arbitrary code on the system or cause a denial of service condition. IBM X-Force ID: 198366.
Overview
  • CVE ID
  • CVE-2021-20515
  • Assigner
  • psirt@us.ibm.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-30T16:15:07
  • Last Modified Date
  • 2021-04-30T23:41:24
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:hp:hp-ux:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:oracle:solaris:-:*:*:*:*:*:-:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.7
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/198366 VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6448568 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20515
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20515
History
Created Old Value New Value Data Type Notes
2022-05-10 07:13:33 Added to TrackCVE
2022-12-05 01:22:47 2021-04-30T16:15Z 2021-04-30T16:15:07 CVE Published Date updated
2022-12-05 01:22:47 2021-04-30T23:41:24 CVE Modified Date updated
2022-12-05 01:22:47 Analyzed Vulnerability Status updated