EmbedThis GoAhead Webserver 4.0.0 CGI null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

A vulnerability classified as critical was found in EmbedThis GoAhead Webserver 4.0.0 (Web Server). Affected by this vulnerability is an unknown code block of the component CGI Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

EmbedThis GoAhead Webserver version 4.0.0 is vulnerable to a NULL pointer dereference in the CGI handler resulting in memory corruption or denial of service.

The bug was discovered 01/03/2018. The weakness was disclosed 01/03/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2017-1000471 since 01/03/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

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

The entry VDB-111276 is pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

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: 🔍

Patch: github.com

Timelineinfo

01/03/2018 🔍
01/03/2018 +0 days 🔍
01/03/2018 +0 days 🔍
01/03/2018 +0 days 🔍
01/04/2018 +1 days 🔍
01/20/2023 +1842 days 🔍

Sourcesinfo

Advisory: 5e6be61e42448f503e75e287dc332b1ecbf2a665
Status: Not defined

CVE: CVE-2017-1000471 (🔍)
See also: 🔍

Entryinfo

Created: 01/04/2018 07:30 AM
Updated: 01/20/2023 07:43 AM
Changes: 01/04/2018 07:30 AM (58), 12/19/2019 10:45 AM (1), 01/20/2023 07:37 AM (4), 01/20/2023 07:43 AM (1)
Complete: 🔍
Cache ID: 34:B00:40

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