VDB-233007 · CVE-2023-27390 · TALOS-2023-1744

Diagon 1.0.139 Network Request Sequence::DrawText heap-based overflow

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.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Diagon 1.0.139. It has been classified as critical. Impacted is the function Sequence::DrawText of the component Network Request Handler. Performing a manipulation results in heap-based overflow. This vulnerability is reported as CVE-2023-27390. The attacker must have access to the local network to execute the attack. No exploit exists.

Detailsinfo

A vulnerability was found in Diagon 1.0.139. It has been classified as critical. This affects the function Sequence::DrawText of the component Network Request Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A heap-based buffer overflow vulnerability exists in the Sequence::DrawText functionality of Diagon v1.0.139. A specially crafted network request can lead to a heap buffer overflow. An attacker can send a network request to trigger this vulnerability.

The weakness was disclosed 07/05/2023 as TALOS-2023-1744. It is possible to read the advisory at talosintelligence.com. This vulnerability is uniquely identified as CVE-2023-27390 since 04/26/2023. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/23/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Diagon

Version

1.0.139

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.2

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.4
CNA Vector (Talos): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/26/2023 🔍
07/05/2023 +70 days 🔍
07/05/2023 +0 days 🔍
07/23/2023 +18 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1744
Status: Confirmed

CVE: CVE-2023-27390 (🔍)
GCVE (CVE): GCVE-0-2023-27390
GCVE (VulDB): GCVE-100-233007

Entryinfo

Created: 07/05/2023 19:39
Updated: 07/23/2023 14:08
Changes: 07/05/2023 19:39 (49), 07/23/2023 14:08 (11)
Complete: 🔍
Cache ID: 216::103