CVE-2023-2808
4.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mattermost | Mattermost | 0 < 7.1.9 | affected |
| Mattermost | Mattermost | 0 < 7.8.4 | affected |
| Mattermost | Mattermost | 0 < 7.9.3 | affected |
| Mattermost | Mattermost | 7.1.9 | unaffected |
| Mattermost | Mattermost | 7.8.4 | unaffected |
| Mattermost | Mattermost | 7.9.3 | unaffected |
| Mattermost | Mattermost | 7.10 | unaffected |
Weaknesses
- CWE-20: CWE-20 Improper Input Validation
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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