CVE-2019-20427
CVSS V2 High 9
CVSS V3 Critical 9.8
Description
In the Lustre file system before 2.12.3, the ptlrpc module has a buffer overflow and panic, and possibly remote code execution, due to the lack of validation for specific fields of packets sent by a client. Interaction between req_capsule_get_size and tgt_brw_write leads to a tgt_shortio2pages integer signedness error.
Overview
- CVE ID
- CVE-2019-20427
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-01-27T05:15:12
- Last Modified Date
- 2020-01-29T17:20:12
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:P/I:P/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- COMPLETE
- Base Score
- 9
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 8.5
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://review.whamcloud.com/#/c/35867/ | Exploit Third Party Advisory |
| http://lustre.org/ | Product Vendor Advisory |
| http://wiki.lustre.org/Lustre_2.12.3_Changelog | Release Notes Vendor Advisory |
| https://jira.whamcloud.com/browse/LU-12600 | Exploit Issue Tracking Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20427 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20427 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:52:10 | Added to TrackCVE | |||
| 2022-12-04 10:09:42 | 2020-01-27T05:15Z | 2020-01-27T05:15:12 | CVE Published Date | updated |
| 2022-12-04 10:09:42 | 2020-01-29T17:20:12 | CVE Modified Date | updated | |
| 2022-12-04 10:09:42 | Analyzed | Vulnerability Status | updated |