BookStack server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in BookStack. It has been rated as critical. Affected by this vulnerability is an unknown functionality. This manipulation causes server-side request forgery. This vulnerability is handled as CVE-2021-3758. The attack can be initiated remotely. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in BookStack (version unknown). It has been declared as critical. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 09/02/2021. It is possible to read the advisory at huntr.dev. This vulnerability is known as CVE-2021-3758. The technical details are unknown and an exploit is not publicly available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

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

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

08/31/2021 🔍
09/02/2021 +2 days 🔍
09/02/2021 +0 days 🔍
09/09/2021 +7 days 🔍

Sourcesinfo

Advisory: huntr.dev
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-3758 (🔍)
GCVE (CVE): GCVE-0-2021-3758
GCVE (VulDB): GCVE-100-181951

Entryinfo

Created: 09/02/2021 16:32
Updated: 09/09/2021 09:02
Changes: 09/02/2021 16:32 (35), 09/09/2021 09:01 (3), 09/09/2021 09:02 (1)
Complete: 🔍
Cache ID: 216::103

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