VDB-140527 · CVE-2019-11897 · GCVE-0-2019-11897

Bosch ProSyst mBS SDK/IoT Gateway Software Backup/Restore GET Request server-side request forgery

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Bosch ProSyst mBS SDK and IoT Gateway Software. This affects an unknown part of the component Backup/Restore. This manipulation as part of GET Request causes server-side request forgery. This vulnerability is tracked as CVE-2019-11897. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Bosch ProSyst mBS SDK and IoT Gateway Software (affected version not known). Affected by this vulnerability is some unknown functionality of the component Backup/Restore. The manipulation as part of a GET Request 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 summary by CVE is:

A Server-Side Request Forgery (SSRF) vulnerability in the backup & restore functionality in earlier versions than ProSyst mBS SDK 8.2.6 and Bosch IoT Gateway Software 9.3.0 allows a remote attacker to forge GET requests to arbitrary URLs. In addition, this could potentially allow an attacker to read sensitive zip files from the local server.

The weakness was disclosed 08/21/2019 (Website). It is possible to read the advisory at psirt.bosch.com. This vulnerability is known as CVE-2019-11897 since 05/13/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

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

The entries VDB-140524, VDB-140525 and VDB-140526 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Bosch

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.2

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

NVD Base Score: 8.6
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector (Robert Bosch GmbH): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/13/2019 🔍
08/21/2019 +100 days 🔍
08/22/2019 +1 days 🔍
11/28/2023 +1559 days 🔍

Sourcesinfo

Advisory: psirt.bosch.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-11897 (🔍)
GCVE (CVE): GCVE-0-2019-11897
GCVE (VulDB): GCVE-100-140527
See also: 🔍

Entryinfo

Created: 08/22/2019 09:17
Updated: 11/28/2023 09:49
Changes: 08/22/2019 09:17 (55), 08/02/2020 12:40 (1), 11/28/2023 09:49 (14)
Complete: 🔍
Cache ID: 216::103