CVE-2021-20038
Vulnerability from cvelistv5
Published
2021-12-08 09:55
Modified
2024-08-03 17:30
Severity ?
EPSS score ?
Summary
A 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.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| PSIRT@sonicwall.com | https://github.com/jbaines-r7/badblood | Exploit, Third Party Advisory | |
| PSIRT@sonicwall.com | https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 | Vendor Advisory | |
| PSIRT@sonicwall.com | https://www.rapid7.com/blog/post/2022/01/11/cve-2021-20038-42-sonicwall-sma-100-multiple-vulnerabilities-fixed-2/ | Exploit, Third Party Advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| SonicWall | SonicWall SMA100 |
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog
Date added: 2022-01-28
Due date: 2022-02-11
Required action: Apply updates per vendor instructions.
Used in ransomware: Known
Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-20038
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.