CVE-2026-11492

D-Link DIR-823G vsftpd vsftpd.conf least privilege violation

Assigner: VulDB
Reserved: 07.06.2026 Published: 08.06.2026 Updated: 08.06.2026

A security flaw has been discovered in D-Link DIR-823G 1.0.2B05. The affected element is an unknown function of the file /etc/vsftpd.conf of the component vsftpd. Performing a manipulation results in least privilege violation. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CVSS Score: 4.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CVSS Score: 4.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CVSS Score: 4

Access Vector	Network	Confidentiality Impact	None
Access Complexity	Low	Integrity Impact	Partial
Authentication	Single	Availability Impact	None

CVSS 2.0

Product Status

Vendor	D-Link
Product	DIR-823G
Versions	Version 1.0.2B05 is affected

Vendor

D-Link

Product

DIR-823G

Versions

Version 1.0.2B05 is affected

Credits

L-14 (VulDB User) reporter

References

Problem Types