Struct2Json
CVE-2020-29203
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
struct2json before 2020-11-18 is affected by a Buffer Overflow because strcpy is used for S2J_STRUCT_GET_string_ELEMENT.
AnalysisAI
struct2json before 2020-11-18 is affected by a Buffer Overflow because strcpy is used for S2J_STRUCT_GET_string_ELEMENT. Rated critical severity (CVSS 9.8), 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 Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. struct2json before 2020-11-18 is affected by a Buffer Overflow because strcpy is used for S2J_STRUCT_GET_string_ELEMENT. Affected products include: Struct2Json Project Struct2Json. Version information: before 2020.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today