CODESYS Gateway Server prior 2.3.9.38 partial string comparison

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in CODESYS Gateway Server. The impacted element is an unknown function. The manipulation leads to partial string comparison. This vulnerability is traded as CVE-2022-31802. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in CODESYS Gateway Server and classified as problematic. This issue affects some unknown processing. The manipulation with an unknown input leads to a partial string comparison vulnerability. Using CWE to declare the problem leads to CWE-187. The product performs a comparison that only examines a portion of a factor before determining whether there is a match, such as a substring, leading to resultant weaknesses. Impacted is confidentiality. The summary by CVE is:

In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway password.

The weakness was shared 06/24/2022. The advisory is shared at customers.codesys.com. The identification of this vulnerability is CVE-2022-31802 since 05/30/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 2.3.9.38 eliminates this vulnerability.

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

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (CERT VDE): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Partial string comparison
CWE: CWE-187 / CWE-697
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Gateway Server 2.3.9.38

Timelineinfo

05/30/2022 🔍
06/24/2022 +25 days 🔍
06/24/2022 +0 days 🔍
07/14/2022 +20 days 🔍

Sourcesinfo

Advisory: customers.codesys.com
Status: Confirmed

CVE: CVE-2022-31802 (🔍)
GCVE (CVE): GCVE-0-2022-31802
GCVE (VulDB): GCVE-100-202649

Entryinfo

Created: 06/24/2022 12:47
Updated: 07/14/2022 13:11
Changes: 06/24/2022 12:47 (48), 07/14/2022 13:11 (7)
Complete: 🔍
Cache ID: 216::103

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

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