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CVE-2023-3569

15
FAUCET Score

CVE-2023-3569 is a denial-of-service vulnerability affecting PHOENIX CONTACT TC ROUTER and TC CLOUD CLIENT devices in specific versions. An authenticated remote attacker with administrative privileges can trigger a denial-of-service by uploading a specially crafted XML file. Rated Medium (CVSS 4.9), this vulnerability requires high privileges and network access, leading to high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.06.10CPE matchmatch criteria
cpe:2.3:o:phoenixcontact:cloud_client_1101t-tx_firmware:*:*:*:*:*:*:*:*
< 2.07.2CPE matchmatch criteria
cpe:2.3:o:phoenixcontact:tc_cloud_client_1002-4g_att_firmware:*:*:*:*:*:*:*:*
< 2.07.2CPE matchmatch criteria
cpe:2.3:o:phoenixcontact:tc_cloud_client_1002-4g_firmware:*:*:*:*:*:*:*:*
< 2.07.2CPE matchmatch criteria
cpe:2.3:o:phoenixcontact:tc_cloud_client_1002-4g_vzw_firmware:*:*:*:*:*:*:*:*
< 2.07.2CPE matchmatch criteria
cpe:2.3:o:phoenixcontact:tc_router_3002t-4g_att_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.9MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.02%
Probability of exploitation in next 30 days
EPSS Percentile
59.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0102 is in the 65th percentile among its peer group of 3,566 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/174152/Phoenix-Contact-TC-Cloud-TC-Router-2.x-XSS-Memory-Consumption.html
cert.vde.com / en/advisories/VDE-2023-017
Third Party Advisory
seclists.org / fulldisclosure/2023/Aug/12