CVE-2018-4939
Deserialization of Untrusted Data — is CVE-2018-4939real, exploitable, or a false positive? Here's the community ground truth.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Adobe ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions have an exploitable Deserialization of Untrusted Data vulnerability. Successful exploitation could lead to arbitrary code execution.
References
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Field notes & remediation
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- 0
Adobe ColdFusion Deserialization of Untrusted Data Vulnerability — Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could allow for code execution. Listed in the CISA KEV catalog (added 2021-11-03) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~63%. Treat it as real and prioritize remediation over triage.
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Required action for Adobe ColdFusion: Apply updates per vendor instructions. CISA set a federal remediation due date of 2022-05-03. After patching, verify the vulnerable path is no longer reachable before closing the finding.
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