SolarWinds Serv-U 15.4/15.4 Hotfix 1 Two-factor Authentication access control

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in SolarWinds Serv-U 15.4/15.4 Hotfix 1. It has been classified as critical. Affected is an unknown function of the component Two-factor Authentication Handler. Performing a manipulation results in access control. This vulnerability is cataloged as CVE-2023-40060. It is possible to initiate the attack remotely. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical has been found in SolarWinds Serv-U 15.4/15.4 Hotfix 1 (File Transfer Software). This affects an unknown code block of the component Two-factor Authentication Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified within Serv-U 15.4 and 15.4 Hotfix 1 that, if exploited, allows an actor to bypass multi-factor/two-factor authentication. The actor must have administrator-level access to Serv-U to perform this action. 15.4.  SolarWinds found that the issue was not completely fixed in 15.4 Hotfix 1. 

The weakness was shared 09/07/2023. It is possible to read the advisory at support.solarwinds.com. This vulnerability is uniquely identified as CVE-2023-40060 since 08/08/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Applying the patch 15.4 Hotfix 2 is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.6
CNA Vector (SolarWinds): 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 15.4 Hotfix 2

Timelineinfo

08/08/2023 🔍
09/07/2023 +30 days 🔍
09/07/2023 +0 days 🔍
09/07/2023 +0 days 🔍

Sourcesinfo

Vendor: solarwinds.com

Advisory: support.solarwinds.com
Status: Confirmed

CVE: CVE-2023-40060 (🔍)
GCVE (CVE): GCVE-0-2023-40060
GCVE (VulDB): GCVE-100-239139

Entryinfo

Created: 09/07/2023 23:20
Changes: 09/07/2023 23:20 (51)
Complete: 🔍
Cache ID: 216::103

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