Low severity · published Jul 17, 2023
CVE-2023-3614
Denial of Service via specially crafted gif image
3.3
CVSS
0.4%
EPSS
No
On KEV
Description
Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mattermost · Mattermost
through 7.8.6; through 7.9.4; through 7.10.2 · source: vendor
MS
Mattermost Server · Mattermost
before 7.8.7; 7.9.0 before 7.9.5; 7.10.0 before 7.10.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-3614
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-3614
Vendor Advisory
https://mattermost.com/security-updates
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