TI-2011-04443 Aliases CVE-2011-5166 GHSA-gc7w-7m76-2gc2

Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute…

MEDIUM 42CWE-119Published 2012-09-15 · Updated 2024-08-07

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: Partial · Partial · Partial
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute arbitrary code via a long string to the (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD commands.

Why it matters now

EPSS 0.06481 93rd percentileScored 2026-11-07

Public exploit Yes 5 exploit referencesTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:elif_keir:knftp:1.0.0:::::::*	1.0.0	Vulnerable	Elif Keir

cpe:2.3:a:elif_keir:knftp:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Elif Keir

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2011-5166
2026-10-03 Alias added: GHSA-gc7w-7m76-2gc2

References

Exploit 5

Other 1

75147

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences