How this vulnerability can be exploited
This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.
CVSS metrics in full
The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack vector: Network — reachable from anywhere that can route to the service.
- Attack complexity: Low — the attack works reliably, with no preparation.
- Privileges required: None — an unauthenticated stranger can try it.
- User interaction: None — nobody has to be tricked into anything.
- Scope: Unchanged — the damage stays inside the vulnerable component.
- Confidentiality impact: None.
- Integrity impact: None.
- Availability impact: High — total loss, or loss the attacker controls.
Weakness class
CVE-2023-7209 is classified as CWE-404: Improper Resource Shutdown or Release. A resource is not released correctly after use, leaving it locked, leaked or in an inconsistent state.
Affected software
CVE-2023-7209 is recorded against 5 packages.
- uw-101x-firmware (fixed in 2.0)
- uw-301vpw-firmware (fixed in 2.0)
- uw-302vp-firmware (fixed in 2.0)
- uw-311vpw-firmware (fixed in 2.0)
- uw-323dac-firmware (fixed in 2.0)
Timeline and source
Published on 7 January 2024 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.
References
drive.google.com
vuldb.com
vuldb.com
drive.google.com
vuldb.com
vuldb.com
Other advisories for this package
uw-101x-firmware has other advisories on record. If you are patching this one, these are worth checking on the same host:
Same weakness in other software
These advisories are the same class of weakness (CWE-404: Improper Resource Shutdown or Release) in other software:
