Miniftpd
CVE-2021-42624
HIGH
Severity by source
AV:L/AC:L/PR:L/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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A local buffer overflow vulnerability exists in the latest version of Miniftpd in ftpproto.c through the tmp variable, where a crafted payload can be sent to the affected function.
AnalysisAI
A local buffer overflow vulnerability exists in the latest version of Miniftpd in ftpproto.c through the tmp variable, where a crafted payload can be sent to the affected function. Rated high severity (CVSS 7.8), this vulnerability is 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. A local buffer overflow vulnerability exists in the latest version of Miniftpd in ftpproto.c through the tmp variable, where a crafted payload can be sent to the affected function. Affected products include: Miniftpd Project Miniftpd.
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.
A Buffer Overflow vulnerability exists in the latest version of Miniftpd in the do_retr function in ftpproto.c. Rated cr
A Buffer Overflow vulnerabilty exists in Miniftpd 1.0 in the do_mkd function in the ftpproto.c file, which could let a r
Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today