CPE Details
Mattermost Server 7.8.7
7.8.7
2023-07-24
12h02 +00:00
12h02 +00:00
2023-07-24
12h03 +00:00
12h03 +00:00
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CPE Name: cpe:2.3:a:mattermost:mattermost_server:7.8.7:*:*:*:*:*:*:*
Informations
Vendor
mattermostProduct
mattermost_serverVersion
7.8.7Related CVE
| CVE ID | Published | Description | Score | Severity |
|---|---|---|---|---|
| Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server | 4.3 |
Medium |
||
| Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server. | 6.5 |
Medium |
||
| Mattermost fails to check if compliance export is enabled when fetching posts of public channels allowing a user that is not a member of the public channel to fetch the posts, which will not be audited in the compliance export. | 4.3 |
Medium |
||
| Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled. | 4.3 |
Medium |
||
| Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of. | 6.5 |
Medium |
||
| Mattermost fails to check if a custom emoji reaction exists when sending it to a post and to limit the amount of custom emojis allowed to be added in a post, allowing an attacker sending a huge amount of non-existent custom emojis in a post to crash the mobile app of a user seeing the post and to crash the server due to overloading when clients attempt to retrive the aforementioned post. | 4.3 |
Medium |
||
| Mattermost fails to check the required permissions in the POST /api/v4/channels/stats/member_count API resulting in channel member counts being leaked to a user without permissions. | 4.3 |
Medium |
||
| Mattermost Jira Plugin handling subscriptions fails to check the security level of an incoming issue or limit it based on the user who created the subscription resulting in registered users on Jira being able to create webhooks that give them access to all Jira issues. | 4.1 |
Medium |
||
| Mattermost Jira Plugin fails to protect against logout CSRF allowing an attacker to post a specially crafted message that would disconnect a user's Jira connection in Mattermost only by viewing the message. | 3.5 |
Low |
||
| Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/ |
4.3 |
Medium |
||
| Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names. | 4.3 |
Medium |
||
| Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting the information about who was notified about a post to everyone else in the channel. | 4.3 |
Medium |
||
| Mattermost version 8.1.6 and earlier fails to sanitize channel mention data in posts, which allows an attacker to inject markup in the web client. | 6.1 |
Medium |
||
| Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. If the playbook action created is to post a message in a channel based on specific keywords in a post, some playbook information, like the name, can be leaked. | 4.3 |
Medium |
||
| Mattermost fails to validate if a relative path is passed in /plugins/playbooks/api/v0/telemetry/run/ |
8.8 |
High |
||
| Mattermost fails to validate team membership when a user attempts to access a playbook, allowing a user with permissions to a playbook but no permissions to the team the playbook is on to access and modify the playbook. This can happen if the user was once a member of the team, got permissions to the playbook and was then removed from the team. | 5.4 |
Medium |
||
| Mattermost fails to validate the type of the "reminder" body request parameter allowing an attacker to crash the Playbook Plugin when updating the status dialog. | 7.5 |
High |
||
| Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled. | 6.5 |
Medium |
||
| Mattermost fails to perform authorization checks in the /plugins/playbooks/api/v0/runs/add-to-timeline-dialog endpoint of the Playbooks plugin allowing an attacker to get limited information about a post if they know the post ID | 6.5 |
Medium |
||
| Mattermost fails to check whether a user is a guest when updating the tasks of a private playbook run allowing a guest to update the tasks of a private playbook run if they know the run ID. | 4.3 |
Medium |
||
| Mattermost fails to to check the length when setting the title in a run checklist in Playbooks, allowing an attacker to send a specially crafted request and crash the Playbooks plugin | 7.5 |
High |
||
| Mattermost is grouping calls in the /metrics endpoint by id and reports that id in the response. Since this id is the channelID, the public /metrics endpoint is revealing channelIDs. | 5.3 |
Medium |
||
| Mattermost webapp fails to validate route parameters in/ |
9.8 |
Critical |
||
| Mattermost fails to deduplicate input IDs allowing a simple user to cause the application to consume excessive resources and possibly crash by sending a specially crafted request to /api/v4/users/ids with multiple identical IDs. | 6.5 |
Medium |
||
| Mattermost fails to properly check the creator of an attached file when adding the file to a draft post, potentially exposing unauthorized file information. | 5.3 |
Medium |
||
| Mattermost fails to enforce a limit for the size of the cache entry for OpenGraph data allowing an attacker to send a specially crafted request to the /api/v4/opengraph filling the cache and turning the server unavailable. | 7.5 |
High |
||
| Mattermost fails to restrict which parameters' values it takes from the request during signup allowing an attacker to register users as inactive, thus blocking them from later accessing Mattermost without the system admin activating their accounts. | 8.2 |
High |
||
| When archiving a team, Mattermost fails to sanitize the related Websocket event sent to currently connected clients. This allows the clients to see the name, display name, description, and other data about the archived team. | 4.3 |
Medium |
