JumpServer prior 2.28.20/3.7.1 password recovery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in JumpServer. This affects an unknown function. The manipulation results in password recovery. This vulnerability is reported as CVE-2023-43650. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in JumpServer. Affected is some unknown functionality. The manipulation with an unknown input leads to a password recovery vulnerability. CWE is classifying the issue as CWE-640. The product contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

JumpServer is an open source bastion host. The verification code for resetting user's password is vulnerable to brute-force attacks due to the absence of rate limiting. JumpServer provides a feature allowing users to reset forgotten passwords. Affected users are sent a 6-digit verification code, ranging from 000000 to 999999, to facilitate the password reset. Although the code is only available in 1 minute, this window potentially allows for up to 1,000,000 validation attempts. This issue has been addressed in versions 2.28.20 and 3.7.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

The weakness was disclosed 09/27/2023 as GHSA-mwx4-8fwc-2xvw. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-43650 since 09/20/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1552.

Upgrading to version 2.28.20 or 3.7.1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CNA Base Score: 8.2
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Password recovery
CWE: CWE-640
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: JumpServer 2.28.20/3.7.1

Timelineinfo

09/20/2023 🔍
09/27/2023 +7 days 🔍
09/27/2023 +0 days 🔍
03/25/2025 +545 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-mwx4-8fwc-2xvw
Status: Confirmed

CVE: CVE-2023-43650 (🔍)
GCVE (CVE): GCVE-0-2023-43650
GCVE (VulDB): GCVE-100-240732

Entryinfo

Created: 09/27/2023 21:58
Updated: 03/25/2025 23:14
Changes: 09/27/2023 21:58 (47), 10/21/2023 09:23 (11), 03/25/2025 23:14 (16)
Complete: 🔍
Cache ID: 216::103

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