CVE-2021-20035

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2021-20035

Confirmed

Yes

2025-04-16 00:00 UTC

Timestamps

2025-04-16

2025-04-16

Scope

KEV entry: SonicWall SMA100 Appliances OS Command Injection Vulnerability | Affected: SonicWall / SMA100 Appliances | Description: SonicWall SMA100 appliances contain an OS command injection vulnerability in the management interface that allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user, which could potentially lead to code execution. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-05-07 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0022 ; https://nvd.nist.gov/vuln/detail/CVE-2021-20035

References
  • {'id': 'CVE-2021-20035', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-20035'}

5f2c22b7-44bd-4def-a779-3704dfbc1f99

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-78"
  ],
  "date_added": "2025-04-16",
  "due_date": "2025-05-07",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "SMA100 Appliances",
  "vendorProject": "SonicWall",
  "vulnerabilityName": "SonicWall SMA100 Appliances OS Command Injection Vulnerability"
}
 -
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