EspoCRM up to 5.6.8 Preferences Page Stored 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
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4.4$0-$5k0.00

A vulnerability has been found in EspoCRM up to 5.6.8 and classified as problematic. Affected by this vulnerability is an unknown part of the component Preferences Page. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). 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:

An issue was discovered in EspoCRM before 5.6.9. Stored XSS was executed on the Preference page as well as while sending an email when a malicious payload was inserted inside the Email Signature in the Preference page. The attacker could insert malicious JavaScript inside his email signature, which fires when the victim replies or forwards the mail, thus helping him steal victims' cookies (hence compromising their accounts).

The weakness was presented 08/05/2019. This vulnerability is known as CVE-2019-14546 since 08/02/2019. The attack can be launched remotely. A single authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 5.6.9 eliminates this vulnerability.

See VDB-139517, VDB-139516, VDB-139515 and VDB-139514 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: EspoCRM 5.6.9
Patch: github.com

Timelineinfo

08/02/2019 🔍
08/05/2019 +3 days 🔍
08/06/2019 +1 days 🔍
11/20/2023 +1567 days 🔍

Sourcesinfo

Advisory: ffd3f762ce4a8de3b8962f33513e073c55d943b5
Status: Not defined

CVE: CVE-2019-14546 (🔍)
See also: 🔍

Entryinfo

Created: 08/06/2019 07:33 AM
Updated: 11/20/2023 03:58 PM
Changes: 08/06/2019 07:33 AM (38), 07/21/2020 10:11 AM (17), 11/20/2023 03:58 PM (7)
Complete: 🔍
Cache ID: 18:4EC:40

Discussion

 gauravn1997
(+0)
6 years ago
Hello team, I was able to completely takeover users account with XSS. The suggested severity is AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N (CVSS Base Score:8.5)
CIA with H is for root-compromises only

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