CVE-2021-4091
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
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.
Overview
- CVE ID
- CVE-2021-4091
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2022-02-18T18:15:10
- Last Modified Date
- 2023-04-24T09:15:08
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:port389:389-ds-base:*:*:*:*:*:*:*:* | 1 | OR | 1.3.10.2 | |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2030307 | Issue Tracking Patch Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-4091 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4091 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 15:48:05 | Added to TrackCVE | |||
| 2022-12-06 10:09:07 | 2022-02-18T18:15Z | 2022-02-18T18:15:10 | CVE Published Date | updated |
| 2022-12-06 10:09:07 | 2022-12-02T19:36:14 | CVE Modified Date | updated | |
| 2022-12-06 10:09:07 | Analyzed | Vulnerability Status | updated | |
| 2023-04-24 10:10:30 | 2023-04-24T09:15:08 | CVE Modified Date | updated | |
| 2023-04-24 10:10:30 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-04-24 10:10:31 | References | updated |