Epson TM-C3500/TM-C7500 WAM31500 improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.7$0-$5k0.90

Summaryinfo

A vulnerability, which was classified as critical, has been found in Epson TM-C3500 and TM-C7500 WAM31500. Affected by this issue is some unknown functionality. This manipulation causes improper authentication. The identification of this vulnerability is CVE-2022-36133. There is no exploit available.

Detailsinfo

A vulnerability was found in Epson TM-C3500 and TM-C7500 WAM31500. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The WebConfig functionality of Epson TM-C3500 and TM-C7500 devices with firmware version WAM31500 allows authentication bypass.

The weakness was shared 11/25/2022. The advisory is shared at download.epson-biz.com. This vulnerability is known as CVE-2022-36133 since 07/18/2022. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-38854). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/18/2022 🔍
11/25/2022 +130 days 🔍
11/25/2022 +0 days 🔍
06/16/2026 +1299 days 🔍

Sourcesinfo

Advisory: download.epson-biz.com
Status: Confirmed

CVE: CVE-2022-36133 (🔍)
GCVE (CVE): GCVE-0-2022-36133
GCVE (VulDB): GCVE-100-214369
EUVD: 🔍

Entryinfo

Created: 11/25/2022 14:44
Updated: 06/16/2026 19:15
Changes: 11/25/2022 14:44 (37), 12/23/2022 10:12 (11), 04/25/2025 21:58 (16), 06/16/2026 19:15 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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