CVE-2021-20515
IBM Informix Dynamic Server Stack Based Buffer Overflow
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.
INFO
Published Date :
April 30, 2021, 4:15 p.m.
Last Modified :
April 30, 2021, 11:41 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
0.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-20515.
| URL | Resource |
|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/198366 | VDB Entry Vendor Advisory |
| https://www.ibm.com/support/pages/node/6448568 | Patch Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-20515 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-20515 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 30, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/198366 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/198366 VDB Entry, Vendor Advisory Changed Reference Type https://www.ibm.com/support/pages/node/6448568 No Types Assigned https://www.ibm.com/support/pages/node/6448568 Patch, Vendor Advisory Added CWE NIST CWE-787 Added CPE Configuration AND OR *cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:* OR cpe:2.3:o:hp:hp-ux:-:*:*:*:*:*:*:* cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* cpe:2.3:o:oracle:solaris:-:*:*:*:*:*:-:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-20515 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-20515
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile