CVSS: 6.5EPSS: 0%CPEs: 4EXPL: 0CVE-2024-39836 – Munged email address used for password resets and notifications
https://notcve.org/view.php?id=CVE-2024-39836
22 Aug 2024 — Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 and 9.8.x <= 9.8.2 fail to ensure that remote/synthetic users cannot create sessions or reset passwords, which allows the munged email addresses, created by shared channels, to be used to receive email notifications and to reset passwords, when they are valid, functional emails. Las versiones de Mattermost 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 y 9.8.x <= 9.8.2 no garantizan que los usuarios remotos/sintéticos no pued... • https://mattermost.com/security-updates • CWE-693: Protection Mechanism Failure •
CVSS: 4.3EPSS: 0%CPEs: 2EXPL: 0CVE-2024-41926 – Malicious remote can claim that a user was synced from another remote
https://notcve.org/view.php?id=CVE-2024-41926
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0 and 9.5.x <= 9.5.6 fail to validate the source of sync messages and only allow the correct remote IDs, which allows a malicious remote to set arbitrary RemoteId values for synced users and therefore claim that a user was synced from another remote. Mattermost versions 9.9.x <= 9.9.0 and 9.5.x <= 9.5.6 fail to validate the source of sync messages and only allow the correct remote IDs, which allows a malicious remote to set arbitrary RemoteId values for synced users and ther... • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 4.3EPSS: 0%CPEs: 4EXPL: 0CVE-2024-41162 – Malicious remote can make an arbitrary local channel read-only
https://notcve.org/view.php?id=CVE-2024-41162
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only. Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local chann... • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 7.5EPSS: 0%CPEs: 4EXPL: 0CVE-2024-41144 – Malicious remote can create/update/delete arbitrary posts in arbitrary channels
https://notcve.org/view.php?id=CVE-2024-41144
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 4.3EPSS: 0%CPEs: 4EXPL: 0CVE-2024-39839 – Remote username set to an arbitrary string by remote user
https://notcve.org/view.php?id=CVE-2024-39839
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to disallow users to set their own remote username, when shared channels were enabled, which allows a user on a remote to set their remote username prop to an arbitrary string, which would be then synced to the local server as long as the user hadn't been synced before. Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to disallow users to set their own remote username, when shared c... • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-39837 – Malicious remote can create arbitrary channels
https://notcve.org/view.php?id=CVE-2024-39837
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly restrict channel creation which allows a malicious remote to create arbitrary channels, when shared channels were enabled. Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly restrict channel creation which allows a malicious remote to create arbitrary channels, when shared channels were enabled. • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 8.7EPSS: 0%CPEs: 4EXPL: 0CVE-2024-39832 – Permanently local data deletion by malicious remote
https://notcve.org/view.php?id=CVE-2024-39832
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly safeguard an error handling which allows a malicious remote to permanently delete local data by abusing dangerous error handling, when share channels were enabled. • https://mattermost.com/security-updates • CWE-754: Improper Check for Unusual or Exceptional Conditions •
CVSS: 9.6EPSS: 0%CPEs: 4EXPL: 0CVE-2024-39777 – Malicious remote can invite itself to an arbitrary local channel
https://notcve.org/view.php?id=CVE-2024-39777
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow unsolicited invites to expose access to local channels, when shared channels are enabled, which allows a malicious remote to send an invite with the ID of an existing local channel, and that local channel will then become shared without the consent of the local admin. Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow unsolicited invites to expose access ... • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 8.7EPSS: 0%CPEs: 4EXPL: 0CVE-2024-39274 – Malicious remote can add users to arbitrary teams and channels
https://notcve.org/view.php?id=CVE-2024-39274
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, which allows a malicious remote to add users to arbitrary teams and channels Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled, w... • https://mattermost.com/security-updates • CWE-284: Improper Access Control •
CVSS: 7.4EPSS: 0%CPEs: 4EXPL: 0CVE-2024-36492 – Existing local user overwritten by malicious remote
https://notcve.org/view.php?id=CVE-2024-36492
01 Aug 2024 — Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to disallow the modification of local users when syncing users in shared channels. which allows a malicious remote to overwrite an existing local user. • https://mattermost.com/security-updates • CWE-284: Improper Access Control •