VDB-273403 · CVE-2024-41962 · GHSA-5cf7-cxrf-mq73

Yonle bostr up to 3.0.9 authorized_keys improper authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Yonle bostr up to 3.0.9. This impacts an unknown function. This manipulation of the argument authorized_keys causes improper authorization. This vulnerability appears as CVE-2024-41962. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Yonle bostr up to 3.0.9. Affected by this vulnerability is an unknown code. The manipulation of the argument authorized_keys with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-41962 since 07/24/2024. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 3.0.10 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 49181f4ec9ae1472c6675cab56bbc01e723855af is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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

Productinfo

Vendor

Yonle

Name

bostr

Version

License

open-source

Website

Product: https://github.com/Yonle/bostr/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.3
NVD Vector: 🔍

CNA Base Score: 4.6
CNA Vector (GitHub_M): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: bostr 3.0.10
Patch: 49181f4ec9ae1472c6675cab56bbc01e723855af

Timelineinfo

07/24/2024 🔍
08/01/2024 +8 days 🔍
08/01/2024 +0 days 🔍
08/17/2024 +16 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-5cf7-cxrf-mq73
Status: Confirmed

CVE: CVE-2024-41962 (🔍)
GCVE (CVE): GCVE-0-2024-41962
GCVE (VulDB): GCVE-100-273403

Entryinfo

Created: 08/01/2024 22:42
Updated: 08/17/2024 11:48
Changes: 08/01/2024 22:42 (68), 08/17/2024 11:48 (13)
Complete: 🔍
Cache ID: 216::103