Ubuntu.comUB:CVE-2021-4091CVE-2021-4091
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
35.3%
A double-free was found in the way 389-ds-base handles virtual attributes
context in persistent searches. An attacker could send a series of search
requests, forcing the server to behave unexpectedly, and crash.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | 389-ds-base | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | 389-ds-base | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | 389-ds-base | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | 389-ds-base | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | 389-ds-base | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | 389-ds-base | < any | UNKNOWN |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
35.3%