Rocket.Chat up to 0.64 Mentions.js Username cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Rocket.Chat up to 0.64. The affected element is an unknown function of the file packages/rocketchat-mentions/Mentions.js. This manipulation as part of Username causes cross site scripting. This vulnerability is handled as CVE-2018-13878. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Rocket.Chat up to 0.64 (Chat Software) and classified as problematic. Affected by this vulnerability is an unknown functionality of the file packages/rocketchat-mentions/Mentions.js. The manipulation as part of a Username 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:

An XSS issue was discovered in packages/rocketchat-mentions/Mentions.js in Rocket.Chat before 0.65. The real name of a username is displayed unescaped when the user is mentioned (using the @ symbol) in a channel or private chat. Consequently, it is possible to exfiltrate the secret token of every user and also admins in the channel.

The bug was discovered 05/17/2018. The weakness was released 07/11/2018 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-13878 since 07/10/2018. 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.

The vulnerability was handled as a non-public zero-day exploit for at least 54 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 0.65 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-121172. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Chat Software

Name

• Rocket.Chat

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23
• 0.24
• 0.25
• 0.26
• 0.27
• 0.28
• 0.29
• 0.30
• 0.31
• 0.32
• 0.33
• 0.34
• 0.35
• 0.36
• 0.37
• 0.38
• 0.39
• 0.40
• 0.41
• 0.42
• 0.43
• 0.44
• 0.45
• 0.46
• 0.47
• 0.48
• 0.49
• 0.50
• 0.51
• 0.52
• 0.53
• 0.54
• 0.55
• 0.56
• 0.57
• 0.58
• 0.59
• 0.60
• 0.61
• 0.62
• 0.63
• 0.64

License

• free

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

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

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