Veracode Vulnerability DatabaseVERACODE:42763Improper Access Control
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
0.0004 Low
EPSS
Percentile
14.0%
github.com/mattermost/mattermost-server is vulnerable to Improper Access Control. The vulnerability exists because the library fails to delete the attachments when deleting messages in a thread, allowing a user to access and download the attachment of a deleted message.
References
github.com/advisories/GHSA-g3v6-r8p9-wxg9
github.com/mattermost/mattermost/commit/3ba21fe0508b3a6a731acfefb2a621fb4d65e3e3
github.com/mattermost/mattermost/commit/53d2ba001624e0e69c3df61e6d68f758ba869c97
github.com/mattermost/mattermost/commit/a76c3c277fdb8317bca66860f35407a09e985cfc
mattermost.com/security-updates
mattermost.com/security-updates/
Related
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
0.0004 Low
EPSS
Percentile
14.0%