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CVE-2024-36728· NVD / CVE Program· CNA mitre

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary.

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action vlan_setting with a sufficiently long dns1 or dns 2 key.

HighCVSS 8.1 · v3.1—No exploit No fix recorded
Published
Jun 3, 2024
Updated
Jun 17, 2026
EPSS
5.2% · 92th percentile
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Action score

34

Monitor

Low priority for now.

CVSS
32 / 40 · 8.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
2 / 30 · 5.2%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
trendnettew-827dru firmware
trendnettew-827dru

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • trendnet tew-827dru firmwareup to 2.06b04 inclusive

Same product

trendnet: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-20158Trendnet AC2600 TEW-827DRU version 2.08B01 contains an authentication bypass vulnerability.
    42Plan
  • CVE-2019-13278TRENDnet TEW-827DRU with firmware up to and including 2.04B03 contains multiple command injections when processing user input for the setup
    42Plan
  • CVE-2024-28354There is a command injection vulnerability in the TRENDnet TEW-827DRU router with firmware version 2.10B01.
    41Plan
  • CVE-2021-20155Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials.
    40Plan
  • CVE-2021-20151Trendnet AC2600 TEW-827DRU version 2.08B01 contains a flaw in the session management for the device.
    40Plan
  • CVE-2020-14080TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary.
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2024-367290 days apartTRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary.
    27Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
None

Weakness class (CWE)

CWE-121 · Stack-based Buffer Overflow

CVSS vector

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

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

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