Vulnerability Details : CVE-2021-3515
A shell injection flaw was found in pglogical in versions before 2.3.4 and before 3.6.26. An attacker with CREATEDB privileges on a PostgreSQL server can craft a database name that allows execution of shell commands as the postgresql user when calling pglogical.create_subscription().
Products affected by CVE-2021-3515
- cpe:2.3:a:2ndquadrant:pglogical:*:*:*:*:*:*:*:*
- cpe:2.3:a:2ndquadrant:pglogical:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3515
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3515
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
NIST |
CWE ids for CVE-2021-3515
-
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.Assigned by: secalert@redhat.com (Secondary)
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-3515
-
https://bugzilla.redhat.com/show_bug.cgi?id=1954112
1954112 – (CVE-2021-3515) CVE-2021-3515 pglogical: Shell injection by pglogical users with CREATEDB accessIssue Tracking;Patch;Third Party Advisory
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