Node.js CVE-2018-3745
CRITICALSeverity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1Blast Radius
ecosystem impact- 9 npm packages depend on atob (3 direct, 6 indirect)
Ecosystem-wide dependent count for version 2.1.0.
DescriptionNVD
atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below.
AnalysisAI
atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below. Affected products include: Atob Project Atob.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today