CVE-2016-20046

HIGH

8.4

Description

zFTP Client 20061220+dfsg3-4.1 contains a buffer overflow vulnerability in the NAME parameter handling of FTP connections that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized NAME value exceeding the 80-byte buffer allocated in strcpy_chk to overwrite the instruction pointer and execute shellcode with user privileges.

Details CVE

Score CVSS v3.18.4

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/28/2026

Derniere modification3/28/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-787

References

http://cernlib.web.cern.ch/cernlib/(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/40203(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/zftp-client-20061220-dfsg3-local-buffer-overflow(disclosure@vulncheck.com)

Correlations IOC

Aucune correlation enregistree

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