CVE-2023-33538

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.416 · 99 %ileexploit · PoCEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 3 exploits · PoC

Likely / severe?

41.6% (99th) EPSS

CVSS 8.8 · high

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2025-06-16remediate by 2025-07-07

required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

EPSS · scored 2026-10-26

TP-Link Multiple Routers Command Injection Vulnerability

TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a command injection vulnerability via the component /userRpm/WlanNetworkRpm .

cvss

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

8.8

010

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

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.6highAV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-77USprimaryCWE-77US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

exploits (3)

Public proof-of-concept and weaponised exploit code.

eev4n/tplink-oscirediscovered tplink nday xp (CVE-2023-33538)PoC · poc_in_github
explxx/CVE-2023-33538Python Exploit for TP-Link TL-WR940N/TL-WR841N Command Injection VulnerabilityPoC · poc_in_github
mrowkoob/CVE-2023-33538-msfCVE-2023-33538 - TP-Link Command Injection Ruby module for Metasploit Framework PoC · poc_in_github

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
TP-Link Technologies Co Ltd. TL-WR740Nall versionsfstec_bduRU
TP-Link Technologies Co Ltd. TL-WR841Nall versionsfstec_bduRU
TP-Link Technologies Co Ltd. TL-WR940Nall versionsfstec_bduRU
tp-link tl-wr740n firmwareall versionsnvdUScpe:2.3:o:tp-link:tl-wr740n_firmware:*:*:*:*:*:*:*:*
tp-link tl-wr841n firmwareall versionsnvdUScpe:2.3:o:tp-link:tl-wr841n_firmware:*:*:*:*:*:*:*:*
tp-link tl-wr940n firmwareall versionsnvdUScpe:2.3:o:tp-link:tl-wr940n_firmware:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2023-06-07modified 2026-06-17

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+4588 more

references (11)

External citations — patches, advisories, analysis.

scry

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