Sign-up

ID

VAR-202302-2049


CVE

CVE-2023-23040


TITLE

TP-LINK Technologies  of  TL-WR940N  Vulnerabilities related to the use of cryptographic algorithms in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2023-004545

DESCRIPTION

TP-Link router TL-WR940N V6 3.19.1 Build 180119 uses a deprecated MD5 algorithm to hash the admin password used for basic authentication. TP-LINK Technologies of TL-WR940N A vulnerability exists in the firmware regarding the use of cryptographic algorithms.Information may be obtained

Trust: 1.71

sources: NVD: CVE-2023-23040 // JVNDB: JVNDB-2023-004545 // VULMON: CVE-2023-23040

AFFECTED PRODUCTS

vendor:tp linkmodel:tl-wr940nscope:eqversion:6_3.19.1

Trust: 1.0

vendor:tp linkmodel:tl-wr940nscope:eqversion: -

Trust: 0.8

vendor:tp linkmodel:tl-wr940nscope: - version: -

Trust: 0.8

vendor:tp linkmodel:tl-wr940nscope:eqversion:tl-wr940n firmware 6 3.19.1

Trust: 0.8

sources: JVNDB: JVNDB-2023-004545 // NVD: CVE-2023-23040

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2023-23040
value: HIGH

Trust: 1.0

134c704f-9b21-4f2e-91b3-4a467353bcc0: CVE-2023-23040
value: HIGH

Trust: 1.0

NVD: CVE-2023-23040
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202302-1771
value: HIGH

Trust: 0.6

nvd@nist.gov: CVE-2023-23040
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 2.0

NVD: CVE-2023-23040
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2023-004545 // CNNVD: CNNVD-202302-1771 // NVD: CVE-2023-23040 // NVD: CVE-2023-23040

PROBLEMTYPE DATA

problemtype:CWE-327

Trust: 1.0

problemtype:Use of incomplete or dangerous cryptographic algorithms (CWE-327) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2023-004545 // NVD: CVE-2023-23040

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202302-1771

TYPE

encryption problem

Trust: 0.6

sources: CNNVD: CNNVD-202302-1771

PATCH

title:TP-LINK TL-WR940N Fixes for encryption problem vulnerabilitiesurl:http://123.124.177.30/web/xxk/bdxqById.tag?id=227597

Trust: 0.6

sources: CNNVD: CNNVD-202302-1771

EXTERNAL IDS

db:NVDid:CVE-2023-23040

Trust: 3.3

db:JVNDBid:JVNDB-2023-004545

Trust: 0.8

db:CNNVDid:CNNVD-202302-1771

Trust: 0.6

db:VULMONid:CVE-2023-23040

Trust: 0.1

sources: VULMON: CVE-2023-23040 // JVNDB: JVNDB-2023-004545 // CNNVD: CNNVD-202302-1771 // NVD: CVE-2023-23040

REFERENCES

url:https://www.tp-link.com/en/support/download/tl-wr940n/#firmware

Trust: 2.5

url:https://midist0xf.medium.com/tl-wr940n-uses-weak-md5-hashing-algorithm-ae7b589860d2

Trust: 2.5

url:https://nvd.nist.gov/vuln/detail/cve-2023-23040

Trust: 0.8

url:https://cxsecurity.com/cveshow/cve-2023-23040/

Trust: 0.6

url:https://nvd.nist.gov

Trust: 0.1

sources: VULMON: CVE-2023-23040 // JVNDB: JVNDB-2023-004545 // CNNVD: CNNVD-202302-1771 // NVD: CVE-2023-23040

SOURCES

db:VULMONid:CVE-2023-23040
db:JVNDBid:JVNDB-2023-004545
db:CNNVDid:CNNVD-202302-1771
db:NVDid:CVE-2023-23040

LAST UPDATE DATE

2025-03-13T23:02:13.258000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2023-23040date:2023-02-22T00:00:00
db:JVNDBid:JVNDB-2023-004545date:2023-10-31T04:44:00
db:CNNVDid:CNNVD-202302-1771date:2023-03-06T00:00:00
db:NVDid:CVE-2023-23040date:2025-03-12T21:15:41.230

SOURCES RELEASE DATE

db:VULMONid:CVE-2023-23040date:2023-02-22T00:00:00
db:JVNDBid:JVNDB-2023-004545date:2023-10-31T00:00:00
db:CNNVDid:CNNVD-202302-1771date:2023-02-22T00:00:00
db:NVDid:CVE-2023-23040date:2023-02-22T17:15:12.057