CVE-2023-29357
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
100.0%
100.0th percentile
CISA KEV
Listed
Added 2024-01-10 · patch by 2024-01-31
Weakness / dates
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Published — · modified —
Timeline
- 2024-01-10 — Added to CISA KEV (actively exploited)
- 2024-01-31 — CISA patch-by deadline
Description
Microsoft SharePoint Server contains an unspecified vulnerability that allows an unauthenticated attacker, who has gained access to spoofed JWT authentication tokens, to use them for executing a network attack. This attack bypasses authentication, enabling the attacker to gain administrator privileges.