LG Simple Editor joinAddUser denial of service

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 (≈)
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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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in LG Simple Editor. Impacted is the function joinAddUser. The manipulation leads to denial of service. This vulnerability is documented as CVE-2023-40515. There is not any exploit available. It is advised to substitute the affected component with an alternative.

Detailsinfo

A vulnerability was found in LG Simple Editor (affected version unknown) and classified as problematic. This issue affects the function joinAddUser. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

LG Simple Editor joinAddUser Improper Input Validation Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the joinAddUser method. The issue results from improper input validation. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. . Was ZDI-CAN-20048.

The weakness was released 08/25/2023 as ZDI-23-1197. The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2023-40515 since 08/14/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/10/2025).

The problem might be mitigated by replacing the product with as an alternative.

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: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: Alternative
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2023 🔍
08/25/2023 +11 days 🔍
08/25/2023 +0 days 🔍
04/10/2025 +594 days 🔍

Sourcesinfo

Advisory: ZDI-23-1197
Status: Confirmed

CVE: CVE-2023-40515 (🔍)
GCVE (CVE): GCVE-0-2023-40515
GCVE (VulDB): GCVE-100-238001

Entryinfo

Created: 08/25/2023 07:39
Updated: 04/10/2025 17:13
Changes: 08/25/2023 07:39 (38), 09/19/2024 11:12 (28), 04/10/2025 17:13 (11)
Complete: 🔍
Cache ID: 216::103

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

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