EFS Easy Chat Server 3.1 body2.ghp Message buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in EFS Easy Chat Server 3.1. Affected by this vulnerability is an unknown functionality of the file body2.ghp. The manipulation of the argument Message as part of Parameter results in buffer overflow. This vulnerability is reported as CVE-2019-20502. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in EFS Easy Chat Server 3.1 (Chat Software). Affected is an unknown functionality of the file body2.ghp. The manipulation of the argument message as part of a Parameter 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:

An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter.

The weakness was disclosed 03/05/2020. This vulnerability is traded as CVE-2019-20502 since 03/05/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

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

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: 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

03/05/2020 🔍
03/05/2020 +0 days 🔍
03/06/2020 +1 days 🔍
04/09/2024 +1495 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2019-20502 (🔍)
GCVE (CVE): GCVE-0-2019-20502
GCVE (VulDB): GCVE-100-150942

Entryinfo

Created: 03/06/2020 10:22
Updated: 04/09/2024 16:41
Changes: 03/06/2020 10:22 (37), 03/06/2020 10:27 (18), 04/09/2024 16:41 (17)
Complete: 🔍
Cache ID: 216::103

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