Delta Electronics DOPSoft up to 2.00.07.04 DPS File wMailContentLen buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Delta Electronics DOPSoft up to 2.00.07.04. This issue affects some unknown processing of the component DPS File Handler. The manipulation of the argument wMailContentLen results in buffer overflow. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability was named CVE-2023-43817. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in Delta Electronics DOPSoft up to 2.00.07.04. Affected is an unknown code block of the component DPS File Handler. The manipulation of the argument wMailContentLen with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft version 2 when parsing the wMailContentLen field of a DPS file. An anonymous attacker can exploit this vulnerability by enticing a user to open a specially crafted DPS file to achieve code execution.

The weakness was presented 01/18/2024. The advisory is shared for download at blog.exodusintel.com. This vulnerability is traded as CVE-2023-43817 since 09/22/2023. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/12/2024).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Exodus Intelligence): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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

0-Day Time: 🔍

Timelineinfo

09/22/2023 🔍
01/18/2024 +118 days 🔍
01/18/2024 +0 days 🔍
02/12/2024 +25 days 🔍

Sourcesinfo

Advisory: blog.exodusintel.com
Status: Not defined

CVE: CVE-2023-43817 (🔍)
GCVE (CVE): GCVE-0-2023-43817
GCVE (VulDB): GCVE-100-251508

Entryinfo

Created: 01/18/2024 22:34
Updated: 02/12/2024 15:10
Changes: 01/18/2024 22:34 (49), 02/12/2024 15:10 (19)
Complete: 🔍
Cache ID: 216::103

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