HOMEVULNERABILITIESCVE-2023-7208
CRITICAL

CVE-2023-7208

CWE-120Published: January 7, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Risk Analysis

Totolink X2000R_V2 contains a critical buffer overflow vulnerability in the formTmultiAP function. This allows remote attackers to cause a crash or potentially execute arbitrary code on the device.

This is a remotely exploitable vulnerability with low attack complexity and is not in the KEV.

Recommended Action

Check for firmware updates from the vendor and restrict access to the device management interface.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-7208 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

totolink2 product(s)
x2000r firmwarex2000r
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (6)

https://vuldb.com/?ctiid.249742Permissions Required · Third Party Advisory · VDB Entry
https://vuldb.com/?id.249742Third Party Advisory · VDB Entry
https://vuldb.com/?ctiid.249742Permissions Required · Third Party Advisory · VDB Entry
https://vuldb.com/?id.249742Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2023-7208
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-120
CISA KEVNo
Affected1 vendor(s)
PublishedJan 7, 2024

Related CVEs (CWE-120)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-7208 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.