VDB-216668 · CVE-2022-4684 · GCVE-0-2022-4684

usememos up to 0.8.x access control

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in usememos memos up to 0.8.x and classified as critical. Affected by this issue is some unknown functionality. Such manipulation leads to access control. This vulnerability is listed as CVE-2022-4684. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in usememos memos up to 0.8.x. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper Access Control in GitHub repository usememos/memos prior to 0.9.0.

The weakness was presented 12/23/2022. The advisory is shared for download at huntr.dev. This vulnerability is handled as CVE-2022-4684 since 12/23/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 0.9.0 eliminates this vulnerability. Applying the patch dca35bde877aab6e64ef51b52e590b5d48f692f9 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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

usememos

Name

memos

Version

License

open-source

Website

Product: https://github.com/usememos/memos/

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 7.6
CNA Vector (huntr.dev): 🔍

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: 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: 🔍

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: memos 0.9.0
Patch: dca35bde877aab6e64ef51b52e590b5d48f692f9

Timelineinfo

12/23/2022 🔍
12/23/2022 +0 days 🔍
12/23/2022 +0 days 🔍
01/23/2023 +31 days 🔍

Sourcesinfo

Product: github.com

Advisory: dca35bde877aab6e64ef51b52e590b5d48f692f9
Status: Confirmed

CVE: CVE-2022-4684 (🔍)
GCVE (CVE): GCVE-0-2022-4684
GCVE (VulDB): GCVE-100-216668

Entryinfo

Created: 12/23/2022 15:21
Updated: 01/23/2023 11:15
Changes: 12/23/2022 15:21 (40), 12/28/2022 19:46 (1), 01/23/2023 11:08 (1), 01/23/2023 11:15 (21)
Complete: 🔍
Cache ID: 216::103