Skip to content
Noroxi
CVE-2024-39773· NVD / CVE Program· CNA talos

An information disclosure vulnerability exists in the testsave.sh functionality of Wavlink AC3000 M33A8.V5030.210505.

An information disclosure vulnerability exists in the testsave.sh functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to a disclosure of sensitive information. An attacker can send an HTTP request to trigger this vulnerability.

MediumCVSS 5.3 · v3.1—No exploit No fix recorded
Published
Jan 14, 2025
Updated
Jun 17, 2026
EPSS
0.8% · 54th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

21

Monitor

Low priority for now.

CVSS
21 / 40 · 5.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.8%

CISA SSVC decision

Exploitation
none
Automatable
yes
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · talos
5.3
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
wavlinkwl-wn533a8 firmware
wavlinkwl-wn533a8

Affected versions

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

  • wavlink wl-wn533a8 firmwarem33a8.v5030.210505

Versions reported by the vendor

Affected version ranges reported by the assigning authority (talos). Independent of NVD's CPE analysis and usually ahead of it.

  • Wavlink Wavlink AC3000

    • M33A8.V5030.210505affected

Same product

wavlink: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-39280An external config control vulnerability exists in the nas.cgi set_smb_cfg() functionality of Wavlink AC3000 M33A8.V5030.210505.
    46Plan
  • CVE-2024-39760Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000 M33A8.V5030.210505.
    44Plan
  • CVE-2024-34166An os command injection vulnerability exists in the touchlist_sync.cgi touchlistsync() functionality of Wavlink AC3000 M33A8.V5030.210505.
    44Plan
  • CVE-2024-36258A stack-based buffer overflow vulnerability exists in the touchlist_sync.cgi touchlistsync() functionality of Wavlink AC3000 M33A8.V5030.210
    43Plan
  • CVE-2024-38666An external config control vulnerability exists in the openvpn.cgi openvpn_client_setup() functionality of Wavlink AC3000 M33A8.V5030.210505
    42Plan
  • CVE-2024-39761Multiple OS command injection vulnerabilities exist in the login.cgi set_sys_init() functionality of Wavlink AC3000 M33A8.V5030.210505.
    41Plan

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.

Variant candidates

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

  • CVE-2024-396080 days apartA firmware update vulnerability exists in the login.cgi functionality of Wavlink AC3000 M33A8.V5030.210505.
    39Monitor
  • CVE-2024-392730 days apartA firmware update vulnerability exists in the fw_check.sh functionality of Wavlink AC3000 M33A8.V5030.210505.
    32Monitor

Chain candidates

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

  • CVE-2024-362950 days apartA command execution vulnerability exists in the qos.cgi qos_sta() functionality of Wavlink AC3000 M33A8.V5030.210505.
    34Monitor
  • CVE-2024-345440 days apartA command injection vulnerability exists in the wireless.cgi AddMac() functionality of Wavlink AC3000 M33A8.V5030.210505.
    31Monitor
  • CVE-2024-397840 days apartMultiple command execution vulnerabilities exist in the nas.cgi add_dir() functionality of Wavlink AC3000 M33A8.V5030.210505.
    30Monitor
  • CVE-2024-397830 days apartMultiple OS command injection vulnerabilities exist in the adm.cgi sch_reboot() functionality of Wavlink AC3000 M33A8.V5030.210505.
    29Monitor

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.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
none
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
None
Availability impact
None

Weakness class (CWE)

CWE-306 · Missing Authentication for Critical Function

CVSS vector

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

nvd-secondary

Root cause

A function added for development or support ships to production without authentication. It often relies on the assumption that it is “only reachable from the internal network.”

The bug in code

The whole CWE-306 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
// Added for the support teamapp.post("/maintenance/reset", resetDevice);

Fixed

ts
if (config.maintenanceEnabled) {  app.post(    "/maintenance/reset",    requireSession, requireRole("admin"), resetDevice  );}

Attack context

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

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

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

All records