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CVE-2026-120189critical10.0

D-Link DIR-505 TFTP Upload Filename tftpd mp_upload_file stack-based overflow

Impact

D-Link DIR-505 version 1.10B02 has a stack-based buffer overflow weakness in the TFTP Upload Filename Handler. The vulnerability can be exploited remotely. The impact is a stack-based buffer overflow.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

D-Link · VulDB

DIR-505

1 range
VulDB version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

1.10B02

unaffected

unknown

Other versions: unknown

Product identifiers (CPE)cpe:2.3:h:d-link:dir-505:*:*:*:*:*:*:*:*

Original source description

A vulnerability was identified in D-Link DIR-505 1.10B02. Affected is the function save_upload_file/mp_upload_file of the file /usr/bin/tftpd of the component TFTP Upload Filename Handler. The manipulation leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-120189

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-121 ↗

Stack-based Buffer Overflow

VulDB

Related →
CWE-119 ↗

Memory Corruption

VulDB

Related →
Contributing organizations · 1
VulDB

Assigning organization

2026-11-01

What changed

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References

6 sources
vuldb.com/vuln/429528
vdb-entryVulDB
vuldb.com/vuln/429528/cti
signatureVulDB
vuldb.com/cve/CVE-2026-120189
third-party-advisoryVulDB
vuldb.com/submit/1027185
third-party-advisoryVulDB
github.com/Walnut1337/DIR-505_filename_rce/tree/main/poc
exploitVulDB
www.dlink.com/
productVulDB