wp-live-chat-support Plugin up to 8.0.07 on WordPress Incomplete Fix CVE-2018-9864 start_chat Stored cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in wp-live-chat-support Plugin up to 8.0.07 on WordPress. The affected element is an unknown function of the file wp-json/wp_live_chat_support/v1/start_chat of the component Incomplete Fix CVE-2018-9864. Performing a manipulation results in cross site scripting (Stored). This vulnerability was named CVE-2018-11105. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in wp-live-chat-support Plugin up to 8.0.07 on WordPress (Chat Software). This affects an unknown functionality of the file wp-json/wp_live_chat_support/v1/start_chat of the component Incomplete Fix CVE-2018-9864. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

There is stored cross site scripting in the wp-live-chat-support plugin before 8.0.08 for WordPress via the "name" (aka wplc_name) and "email" (aka wplc_email) input fields to wp-json/wp_live_chat_support/v1/start_chat whenever a malicious attacker would initiate a new chat with an administrator. NOTE: this issue exists because of an incomplete fix for CVE-2018-9864.

The bug was discovered 05/15/2014. The weakness was presented 05/15/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-11105 since 05/15/2018. 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 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.

The vulnerability was handled as a non-public zero-day exploit for at least 1461 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 8.0.08 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

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

AVACAuCIA
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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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wp-live-chat-support Plugin 8.0.08

Timelineinfo

05/15/2014 🔍
05/15/2018 +1460 days 🔍
05/15/2018 +0 days 🔍
05/15/2018 +0 days 🔍
05/16/2018 +1 days 🔍
02/05/2020 +630 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-11105 (🔍)
GCVE (CVE): GCVE-0-2018-11105
GCVE (VulDB): GCVE-100-117783

Entryinfo

Created: 05/16/2018 10:04
Updated: 02/05/2020 17:08
Changes: 05/16/2018 10:04 (61), 02/05/2020 17:08 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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