CVE-2023-2793

Summary

Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

Affected Software

VendorProductVersion RangeStatus
MattermostMattermost0 <= 7.8.2affected
MattermostMattermost0 <= 7.9.1affected
MattermostMattermost7.10.1unaffected
MattermostMattermost7.8.3unaffected
MattermostMattermost7.9.2unaffected
MattermostMattermost7.10.0affected

Weaknesses

  • CWE-400: CWE-400 Uncontrolled Resource Consumption

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References