VDB-110685 · CVE-2017-17525 · GCVE-0-2017-17525

xTuple PostBooks up to 4.6.x URL guiclient/guiclient.cpp BROWSER injection

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in xTuple PostBooks up to 4.6.x. This vulnerability affects unknown code of the file guiclient/guiclient.cpp of the component URL Handler. Performing a manipulation of the argument BROWSER as part of Environment Variable results in injection. This vulnerability is known as CVE-2017-17525. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in xTuple PostBooks up to 4.6.x. This affects an unknown functionality of the file guiclient/guiclient.cpp of the component URL Handler. The manipulation of the argument BROWSER as part of a Environment Variable leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

guiclient/guiclient.cpp in xTuple PostBooks 4.7.0 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL.

The bug was discovered 12/14/2017. The weakness was published 12/14/2017 (Website). The advisory is shared at security-tracker.debian.org. This vulnerability is uniquely identified as CVE-2017-17525 since 12/11/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1055 for this issue.

Upgrading to version 4.7.0 eliminates this vulnerability.

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Productinfo

Name

xTuple PostBooks

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Injection
CWE: CWE-74 / CWE-707 / CWE-20
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: xTuple PostBooks 4.7.0

Timelineinfo

12/11/2017 🔍
12/14/2017 +3 days 🔍
12/14/2017 +0 days 🔍
12/14/2017 +0 days 🔍
12/14/2017 +0 days 🔍
12/15/2019 +731 days 🔍

Sourcesinfo

Advisory: security-tracker.debian.org
Status: Not defined

CVE: CVE-2017-17525 (🔍)
GCVE (CVE): GCVE-0-2017-17525
GCVE (VulDB): GCVE-100-110685

Entryinfo

Created: 12/14/2017 19:57
Updated: 12/15/2019 09:48
Changes: 12/14/2017 19:57 (59), 12/15/2019 09:48 (1)
Complete: 🔍
Cache ID: 216::103