Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-36158

mwifiex_cmd_802_11_ad_hoc_start in drivers/net/wireless/marvell/mwifiex/join.c in the Linux kernel through 5.10.4 might allow remote attackers to execute arbitrary code via a long SSID value, aka CID-5c455c5ab332.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 6 products from linux, from fedoraproject, from debian and 3 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2021-01-05T05:15:10.737

Last Modified

2024-11-21T05:28:50.437

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 4.4.250	Yes
Operating System	linux	linux_kernel	< 4.9.250	Yes
Operating System	linux	linux_kernel	< 4.14.214	Yes
Operating System	linux	linux_kernel	< 4.19.166	Yes
Operating System	linux	linux_kernel	< 5.4.88	Yes
Operating System	linux	linux_kernel	< 5.10.6	Yes
Operating System	fedoraproject	fedora	33	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	debian	debian_linux	10.0	Yes
Application	netapp	cloud_backup	-	Yes
Operating System	netapp	solidfire_baseboard_management_controller_firmware	-	Yes
Hardware	netapp	solidfire_baseboard_management_controller	-	No

References

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c455c5ab332773464d02ba17015acdca198f03d Patch, Vendor Advisory ([email protected])
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7SZRFXT6O6U/ ([email protected])
https://lore.kernel.org/r/20201206084801.26479-1-ruc_zhangxiaohui%40163.com ([email protected])
https://patchwork.kernel.org/project/linux-wireless/patch/20201206084801.26479-1-ruc_zhangxiaohui%40163.com/ ([email protected])
https://security.netapp.com/advisory/ntap-20210212-0002/ Third Party Advisory ([email protected])
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory ([email protected])
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c455c5ab332773464d02ba17015acdca198f03d Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7SZRFXT6O6U/ (af854a3a-2127-422b-91ae-364da2661108)
https://lore.kernel.org/r/20201206084801.26479-1-ruc_zhangxiaohui%40163.com (af854a3a-2127-422b-91ae-364da2661108)
https://patchwork.kernel.org/project/linux-wireless/patch/20201206084801.26479-1-ruc_zhangxiaohui%40163.com/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20210212-0002/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linux's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.