CVE-2021-20038 - SonicWall SMA 100 Appliances
AI Vulnerability ContextA Stack-based buffer overflow vulnerability in SMA100 Apache httpd server's mod_cgi module environment variables allows a remote unauthenticated attacker to potentially execute code as a 'nobody' user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances firmware 10.2.0.8-37sv, 10.2.1.1-19sv, 10.2.1.2-24sv and earlier versions.
Overview
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CISA KEVyesWhether CISA lists this as exploited.
Techniques0AI attack methods connected to this vulnerability.
Case studies0Examples where this vulnerability is mentioned.
Vulnerability status
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CISA KEVCRITICAL
- CVE ID
- CVE-2021-20038
- Vendor/project
- SonicWall
- Product
- SMA 100 Appliances
- Vulnerability name
- SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
- Date added
- 2022-01-28
- Due date
- 2022-02-11
- Known ransomware campaign use
- Known
- CVSS v3
- 9.8
CWE-121
Exploit context
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Source evidence
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Original source
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NVD CVE pagehttps://nvd.nist.gov/vuln/detail/CVE-2021-20038CVE API docshttps://nvd.nist.gov/developers/vulnerabilitiesData feedshttps://nvd.nist.gov/vuln/data-feedsCataloghttps://www.cisa.gov/known-exploited-vulnerabilities-catalogData repositoryhttps://github.com/cisagov/kev-dataaf854a3a-2127-422b-91ae-364da2661108https://github.com/jbaines-r7/badbloodaf854a3a-2127-422b-91ae-364da2661108https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026af854a3a-2127-422b-91ae-364da2661108https://www.rapid7.com/blog/post/2022/01/11/cve-2021-20038-42-sonicwall-sma-100-multiple-vulnerabilities-fixed-2/134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20038