CVE-2021-38202
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
fs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bounds read in strlen) by sending NFS traffic when the trace event framework is being used for nfsd.
Overview
- CVE ID
- CVE-2021-38202
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-08-08T20:15:07
- Last Modified Date
- 2021-10-07T20:39:27
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.13.4 | |
| AND | ||||
| cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* | 1 | OR | ||
| AND | ||||
| cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:* | 0 | 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://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4 | Mailing List Patch Vendor Advisory |
| https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6 | Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210902-0010/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-38202 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38202 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:52:04 | Added to TrackCVE | |||
| 2022-12-05 07:41:18 | 2021-08-08T20:15Z | 2021-08-08T20:15:07 | CVE Published Date | updated |
| 2022-12-05 07:41:18 | 2021-10-07T20:39:27 | CVE Modified Date | updated | |
| 2022-12-05 07:41:18 | Analyzed | Vulnerability Status | updated |