CVE-2023-5196

Mattermost fails to enforce character limits in all possible notification props allowing an attacker tosend a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users. 



ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
MattermostCNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 38%
VendorProductVersion
mattermostmattermost
7.0.0 ≤
𝑥
< 7.8.10
mattermostmattermost
8.0.0 ≤
𝑥
< 8.0.2
mattermostmattermost
8.1.0 ≤
𝑥
< 8.1.1
𝑥
= Vulnerable software versions