EspoCRM 5.3.6 Draft Message views/fields/wysiwyg.js 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 (≈)
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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.
4.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in EspoCRM 5.3.6. Affected by this issue is some unknown functionality of the file views/fields/wysiwyg.js of the component Draft Message Handler. This manipulation causes cross site scripting (Stored). This vulnerability is registered as CVE-2018-17302. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in EspoCRM 5.3.6. Affected by this vulnerability is an unknown code of the file views/fields/wysiwyg.js of the component Draft Message Handler. 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:

Stored XSS exists in views/fields/wysiwyg.js in EspoCRM 5.3.6 via a /#Email/view saved draft message.

The bug was discovered 09/13/2018. The weakness was published 09/21/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-17302 since 09/21/2018. The attack can be launched remotely. A single 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 T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k.

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

Similar entry is available at VDB-124344. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

License

Website

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: 3.5
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: 🔍

Physical: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/13/2018 🔍
09/21/2018 +7 days 🔍
09/21/2018 +0 days 🔍
09/21/2018 +0 days 🔍
09/21/2018 +0 days 🔍
05/17/2023 +1699 days 🔍

Sourcesinfo

Product: github.com

Advisory: 1039
Status: Not defined

CVE: CVE-2018-17302 (🔍)
GCVE (CVE): GCVE-0-2018-17302
GCVE (VulDB): GCVE-100-124345
See also: 🔍

Entryinfo

Created: 09/21/2018 17:19
Updated: 05/17/2023 14:26
Changes: 09/21/2018 17:19 (58), 03/26/2020 10:38 (1), 05/17/2023 14:26 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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