CVE-2021-20048
published 2022-01-10CVE-2021-20048: A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Service (DoS) and…
PriorityP353high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
1.94%
77.6th percentile
A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions.
Affected
15 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| sonicwall | sonicos | <= 7.0.1-r1456 | — |
| sonicwall | sonicos | <= 7.0.1-5023-1349 | — |
| sonicwall | sonicos | <= 7.0.1-5018-r1715 | — |
| sonicwall | sonicos | <= 6.5.4.8 | — |
| sonicwall | sonicos | <= 6.5.1.13-1n | — |
| sonicwall | sonicos | <= 6.0.5.3-94o | — |
| sonicwall | sonicos | <= 5.9.1.13 | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
| sonicwall | sonicos | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P
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2022-01-10
Published