RoundCube up to 1.0.5/1.1.1 rcmail.php _mbox cross site scripting

HistoryDiffrelatejsonxmlCTI

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.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability was found in RoundCube up to 1.0.5/1.1.1. It has been rated as problematic. This affects an unknown part of the file program/include/rcmail.php. This manipulation of the argument _mbox causes cross site scripting. This vulnerability is handled as CVE-2015-8793. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in RoundCube up to 1.0.5/1.1.1 (Mail Client Software). Affected by this vulnerability is an unknown function of the file program/include/rcmail.php. The manipulation of the argument _mbox with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

Cross-site scripting (XSS) vulnerability in program/include/rcmail.php in Roundcube before 1.0.6 and 1.1.x before 1.1.2 allows remote attackers to inject arbitrary web script or HTML via the _mbox parameter in a mail task to the default URL, a different vulnerability than CVE-2011-2937.

The weakness was released 01/29/2016 (Website). It is possible to read the advisory at roundcube.net. This vulnerability is known as CVE-2015-8793 since 01/29/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

By approaching the search of inurl:program/include/rcmail.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.0.6 or 1.1.2 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-80732 and VDB-101630. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Mail Client Software

Name

RoundCube

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.1
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

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: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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: RoundCube 1.0.6/1.1.2

Timelineinfo

01/29/2016 🔍
01/29/2016 +0 days 🔍
01/29/2016 +0 days 🔍
02/01/2016 +3 days 🔍
07/06/2022 +2347 days 🔍

Sourcesinfo

Advisory: 14904
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8793 (🔍)
GCVE (CVE): GCVE-0-2015-8793
GCVE (VulDB): GCVE-100-80731
See also: 🔍

Entryinfo

Created: 02/01/2016 10:41
Updated: 07/06/2022 15:18
Changes: 02/01/2016 10:41 (52), 07/11/2018 04:10 (8), 07/06/2022 15:18 (3)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.