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ExploitedNot in CISA KEV yet

CVE-2022-22274

Exploitation confirmed. First attested on 2024-09-12 by GCVE · kevintel, GCVE · shadowserver.

  • Published2022-03-25
  • WeaknessCWE-121 · CWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A Stack-based buffer overflow vulnerability in the SonicOS via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.

Timeline

dates in UTC
  1. 2022-03-2523:15CVE publishedNVD
  2. 2024-09-1220:24Listed as exploited by GCVEGCVE
  3. 2024-09-1220:24Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-04 03:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-22274?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-22274?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
SonicWall SonicOSversion to verify
BranchAffectedFixed in
7.0≤ 7.0.1-5050no fix published
7.0≤ 7.0.1-r579no fix published
Sonicwall sonicosvversion to verify
BranchAffectedFixed in
6.5≤ 6.5.4.4-44v-21-1452no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
3 repositories, unverified4lucardSec/Sonic_CVE-2022-22274_pocforthisvideo/CVE-2022-22274_pocBishopFox/CVE-2022-22274_CVE-2023-0656
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2024-09-12
  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • CNAweakness (CWE)CWE-121known since 2026-10-23
  • NVDweakness (CWE)CWE-787read 2026-10-23
  • FIRST EPSSEPSS score75.5 %read 2026-11-03
  • PoC-in-GitHubproof of concept3read 2026-11-03

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-03-25
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-22274?

A Stack-based buffer overflow vulnerability in the SonicOS via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.

Is CVE-2022-22274 actively exploited?

Active exploitation of CVE-2022-22274 has not been confirmed. Its EPSS score was 75.5% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-22274?

CVE-2022-22274 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record