Vulnerability Details : CVE-2019-20430

Potential exploit
In the Lustre file system before 2.12.3, the mdt module has an LBUG panic (via a large MDT Body eadatasize field) due to the lack of validation for specific fields of packets sent by a client.
Published 2020-01-27 05:15:12
Updated 2021-07-21 11:39:24
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Input validation

Products affected by CVE-2019-20430

Exploit prediction scoring system (EPSS) score for CVE-2019-20430

EPSS FAQ
0.66%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-20430

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.8
 HIGH AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
 NIST
7.5
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
 NIST

CWE ids for CVE-2019-20430

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)
  • The code contains a control flow path that does not reflect the algorithm that the path is intended to implement, leading to incorrect behavior any time this path is navigated.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-20430

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