CVE-2019-20423
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic due to the lack of validation for specific fields of packets sent by a client. The function target_handle_connect() mishandles a certain size value when a client connects to a server, because of an integer signedness error.
Overview
- CVE ID
- CVE-2019-20423
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-01-27T05:15:11
- Last Modified Date
- 2020-01-28T17:03:09
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:lustre:lustre:*:*:*:*:*:*:*:* | 1 | OR | 2.12.3 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
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 |
|---|---|
| http://lustre.org/ | Product Vendor Advisory |
| https://review.whamcloud.com/#/c/35935/ | Third Party Advisory |
| http://wiki.lustre.org/Lustre_2.12.3_Changelog | Release Notes Vendor Advisory |
| https://jira.whamcloud.com/browse/LU-12605 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20423 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20423 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:52:18 | Added to TrackCVE | |||
| 2022-12-04 10:09:27 | 2020-01-27T05:15Z | 2020-01-27T05:15:11 | CVE Published Date | updated |
| 2022-12-04 10:09:27 | 2020-01-28T17:03:09 | CVE Modified Date | updated | |
| 2022-12-04 10:09:27 | Analyzed | Vulnerability Status | updated |