VDB-151939 · CVE-2019-13389 · GCVE-0-2019-13389

RainLoop Webmail up to 1.12.x XSS Protection Mechanism cross site scripting

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in RainLoop Webmail up to 1.12.x. The impacted element is an unknown function of the component XSS Protection Mechanism. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2019-13389. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in RainLoop Webmail up to 1.12.x. Affected by this vulnerability is an unknown code of the component XSS Protection Mechanism. The manipulation 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 integrity. The summary by CVE is:

RainLoop Webmail before 1.13.0 lacks XSS protection mechanisms such as xlink:href validation, the X-XSS-Protection header, and the Content-Security-Policy header.

The weakness was shared 03/20/2020. This vulnerability is known as CVE-2019-13389 since 07/07/2019. 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. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 1.13.0 eliminates this vulnerability.

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

Productinfo

Vendor

RainLoop

Name

Webmail

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

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: Webmail 1.13.0
Patch: github.com

Timelineinfo

07/07/2019 🔍
03/20/2020 +257 days 🔍
03/21/2020 +1 days 🔍
05/12/2025 +1878 days 🔍

Sourcesinfo

Advisory: 8eb4588917b4741889fdd905d4c32e3e86317693
Status: Confirmed

CVE: CVE-2019-13389 (🔍)
GCVE (CVE): GCVE-0-2019-13389
GCVE (VulDB): GCVE-100-151939

Entryinfo

Created: 03/21/2020 08:44
Updated: 05/12/2025 14:41
Changes: 03/21/2020 08:44 (38), 03/21/2020 08:49 (17), 04/18/2024 13:00 (20), 04/18/2024 13:08 (1), 05/12/2025 14:41 (5)
Complete: 🔍
Cache ID: 216::103