Weston Embedded uC-HTTP 80d4004 heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Weston Embedded uC-HTTP 80d4004 and classified as critical. This affects an unknown part. The manipulation leads to heap-based overflow. This vulnerability is documented as CVE-2023-45318. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Weston Embedded uC-HTTP 80d4004 and classified as very critical. This issue affects an unknown part. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to 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(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004. A specially crafted network packet can lead to arbitrary code execution. An attacker can send a malicious packet to trigger this vulnerability.

The weakness was released 02/20/2024 as TALOS-2023-1843. The advisory is shared at talosintelligence.com. The identification of this vulnerability is CVE-2023-45318 since 10/06/2023. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/13/2025).

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

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 10.0
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/06/2023 🔍
02/20/2024 +137 days 🔍
02/20/2024 +0 days 🔍
02/13/2025 +359 days 🔍

Sourcesinfo

Advisory: TALOS-2023-1843
Status: Not defined

CVE: CVE-2023-45318 (🔍)
GCVE (CVE): GCVE-0-2023-45318
GCVE (VulDB): GCVE-100-254201

Entryinfo

Created: 02/20/2024 16:10
Updated: 02/13/2025 01:35
Changes: 02/20/2024 16:10 (47), 03/08/2024 15:16 (1), 02/13/2025 01:35 (26)
Complete: 🔍
Cache ID: 216::103

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

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