CVE-2023-2831

Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
MattermostCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
mattermostmattermost
7.1.0 ≤
𝑥
≤ 7.1.9
mattermostmattermost
7.8.0 ≤
𝑥
≤ 7.8.4
mattermostmattermost
7.9.0 ≤
𝑥
≤ 7.9.3
mattermostmattermost
7.10.0
𝑥
= Vulnerable software versions