CVE-2021-21017
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
86.3%
99.7th percentile
CISA KEV
Listed
Added 2021-11-03 · patch by 2021-11-17
Weakness / dates
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Published — · modified —
Timeline
- 2021-11-03 — Added to CISA KEV (actively exploited)
- 2021-11-17 — CISA patch-by deadline
Description
Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.