CVE-2023-29447

mediumpriority · track · 21EPSS 0.004 · 30 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.36% (30th) EPSS

CVSS 5.3 · medium

Is it mine?

14 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

An insufficiently protected credentials vulnerability in KEPServerEX could allow an adversary to capture user credentials as the web server uses basic authentication.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationKepware KEPServerEXcisa_csaf_ot
PTC is aware of these vulnerabilities and is developing patches to address them. PTC expects these issues to be addressed by November 2023. This advisory will be updated when these patches are ready.
MitigationThingWorx Industrial Connectivitycisa_csaf_ot
PTC is aware of these vulnerabilities and is developing patches to address them. PTC expects these issues to be addressed by November 2023. This advisory will be updated when these patches are ready.
MitigationThingWorx Kepware Servercisa_csaf_ot
PTC is aware of these vulnerabilities and is developing patches to address them. PTC expects these issues to be addressed by November 2023. This advisory will be updated when these patches are ready.

cvss

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

5.7

010

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

v3.15.3mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 1.6 · impact 3.6

v3.05.7mediumCVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · CISA US

v3.15.7mediumAV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.15.7mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.15.7mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · ot-cert@dragos.comexploitability 2.1 · impact 3.6

v3.14.9mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-522USprimaryCWE-522USCWE-522US

affected products (14)

Products and version ranges known to be affected.

Kepware KepServerEX: <=6.14.263.0all versionscisa_csaf_otUS
ThingWorx Industrial Connectivity: >=8.0|<8.5all versionscisa_csaf_otUS
ThingWorx Kepware Server: <=6.14.263.0all versionscisa_csaf_otUS
PTC Kepware KEPServerEX≤ 6.14.263.0cisa_csaf_otUS
PTC ThingWorx Industrial Connectivity8.0|= → 8.5cisa_csaf_otUS
PTC ThingWorx Kepware Server≤ 6.14.263.0cisa_csaf_otUS
PTC Kepware KEPServerEX≤ 0 ≤6.14.263.0enisa_euvdEU
PTC ThingWorx Industrial Connectivity≤ 8.0 ≤8.5enisa_euvdEU
PTC ThingWorx Kepware Server≤ 0 ≤6.14.263.0enisa_euvdEU
PTC ThingWorkx Kepware Server≤ 6.14fstec_bduRU
PTC ThingWorkx Kepware Server8.0 → 6.14fstec_bduRU
ptc kepware kepserverex6.0.2107.0 → 6.14.263.0nvdUScpe:2.3:a:ptc:kepware_kepserverex:*:*:*:*:*:*:*:*
ptc thingworx industrial connectivity8.0 → 8.5nvdUScpe:2.3:a:ptc:thingworx_industrial_connectivity:*:*:*:*:*:*:*:*
ptc thingworx kepware server6.8 → 6.14.263.0nvdUScpe:2.3:a:ptc:thingworx_kepware_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-23-243-03PTC Kepware KepServerEX (Update A)2023-08-31icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow an attacker to gain elevated privileges, execute arbitrary code, and obtain server hashes and credentials.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2024-01-10modified 2026-06-17

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+1717 more

references (11)

External citations — patches, advisories, analysis.

scry

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