CVE-2023-5499
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedInformation exposure vulnerability in Shenzhen Reachfar v28, the exploitation of which could allow a remote attacker to retrieve all the week's logs stored in the 'log2' directory. An attacker could retrieve sensitive information such as remembered wifi networks, sent messages, SOS device locations and device configurations.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceInformation exposure vulnerability in Shenzhen Reachfar v28 firmware where an unauthenticated remote attacker can access the 'log2' directory to retrieve weekly logs containing sensitive data including remembered WiFi networks, sent messages, SOS device locations, and device configurations.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 28CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
-
Identify Reachfar GPS device on your networkLocate devices with Reachfar GPS firmware by checking device inventory, scanning for GPS tracking endpoints, or identifying the device's web interface/API (typically ports 80, 443, 8080). Match device metadata or firmware strings against 'Reachfar' or 'Reachfargps' identifiers.Affected if The device is a Reachfar GPS tracker running firmware version 28 exactly.
-
Check installed firmware versionAccess the device management interface (web UI, API endpoint, or mobile app backend) and retrieve the firmware version information. Common paths include system settings, device info, or about pages. Compare the version number to the affected range.Affected if The firmware version displayed is exactly version 28.
-
Verify remote network accessibilityDetermine if the device management interface is exposed to untrusted networks (internet-facing, or accessible from guest/untrusted VLANs). Check firewall rules, NAT configurations, and VPN policies controlling access to the device IP or hostname.Affected if The device can be reached remotely without VPN or authenticated tunnel from untrusted networks.
-
Test unauthenticated access to log2 directoryFrom a system with network access to the device, attempt to HTTP GET request to the /log2 path (e.g., http://<device-ip>/log2 or https://<device-domain>/log2). Observe if the request returns log files without requiring authentication.Affected if The /log2 directory returns weekly log files containing sensitive data (WiFi networks, messages, SOS locations, configurations) without HTTP authentication challenge.
Your environment is affected if you have a Reachfar GPS device running firmware version 28 that is network-accessible and allows unauthenticated access to the /log2 directory containing sensitive logs.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataApply firmware update from vendor if available; if no patch exists, implement network segmentation and firewall rules to restrict unauthorized remote access to the device management interface.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-5499 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-5499 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data