Veille CVE
CVE-2021-20038
9.8 Critique Exploitée activement Utilisée par des rançongicielsCatalogue CISA KEV — SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
Ajoutée le 28/01/2022 · Échéance de correction (agences US) : 11/02/2022
Action requise : Apply updates per vendor instructions.
Description
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.
Produits concernés
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 9.8 Critique | nvd@nist.gov (NVD) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 9.8 Critique | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | 7.5 Élevée | nvd@nist.gov (NVD) | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Faiblesses (CWE)
Références
- https://github.com/jbaines-r7/badblood ExploitThird Party Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 Vendor Advisory
- https://www.rapid7.com/blog/post/2022/01/11/cve-2021-20038-42-sonicwall-sma-100-multiple-vulnerabilities-fixed-2/ ExploitThird Party Advisory
- https://github.com/jbaines-r7/badblood ExploitThird Party Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 Vendor Advisory
- https://www.rapid7.com/blog/post/2022/01/11/cve-2021-20038-42-sonicwall-sma-100-multiple-vulnerabilities-fixed-2/ ExploitThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20038 US Government Resource