CVE-2022-2915Network attack vector

Authenticated appliance crash via heap buffer overflow

Published Aug 26, 2022 · Updated Aug 3, 2024

Heap-based buffer overflow in SonicWall SMA 100 firmware 10.2.1.5-34sv and earlier allows remote authenticated users to crash the appliance. SonicWall has not disclosed the input, endpoint, or memory operation that overruns the heap buffer. A valid appliance account is required; exploitation interrupts remote access, with code execution reported as an additional outcome.

CVSS severity8.8
High
EPSS probability6.72%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Heap-based buffer overflow in SonicWall SMA 100 firmware 10.2.1.5-34sv and earlier allows remote authenticated users to crash the appliance. SonicWall has not disclosed the input, endpoint, or memory operation that overruns the heap buffer. A valid appliance account is required; exploitation interrupts remote access, with code execution reported as an additional outcome.

The record

CVE
CVE-2022-2915
Published
Aug 26, 2022
Updated
Aug 3, 2024
Vendor
SonicWall
Product
Secure Mobile Access (SMA) 100 Series
Classifications
CWE-122, CWE-787, T1499, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 26, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.2.1.5-34sv and earlier

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

SonicWall · Secure Mobile Access (SMA) 100 Seriesversion=10.2.1.5-34sv and earlier

Published CVSS scores

9.0TenableAV:N/AC:L/Au:S/C:C/I:C/A:C
8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8TenableCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
T1499Endpoint Denial of Service
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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