CVE-2023-6340

mediumpriority · track · 22EPSS 0.002 · 12 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.21% (12th) EPSS

CVSS 5.5 · medium

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

SonicWall Capture Client version 3.7.10, NetExtender client version 10.2.337 and earlier versions are installed with sfpmonitor.sys driver. The driver has been found to be vulnerable to Denial-of-Service (DoS) caused by Stack-based Buffer Overflow vulnerability.

cvss

Technical severity, 0–10. One row per scoring source.

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 1.8 · impact 3.6

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-121US

affected products (4)

Products and version ranges known to be affected.

SonicWall Capture Client≤ 3.7.10 and earlier versionsenisa_euvdEU
SonicWall NetExtender≤ 10.2.337 and earlier versionsenisa_euvdEU
sonicwall capture client≤ 3.7.10nvdUScpe:2.3:a:sonicwall:capture_client:*:*:*:*:*:*:*:*
sonicwall netextender≤ 10.2.337nvdUScpe:2.3:a:sonicwall:netextender:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2024-01-18modified 2026-06-17

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references (5)

External citations — patches, advisories, analysis.

scry

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