CVE-2017-9480
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a...
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows local users (e.g., users who have command access as a consequence of CVE-2017-9479 exploitation) to read arbitrary files via UPnP access to /var/IGD/.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows local users (e.g., users who have command access as a consequence of CVE-2017-9479 exploitation) to read arbitrary files via UPnP access to /var/IGD/.
- Record
CVE-2017-9480- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows local users (e.g., users who have command access as a consequence of CVE-2017-9479 exploitation) to read arbitrary files via UPnP access to /var/IGD/.
- Record
CVE-2017-9480- Updated
- 2026-11-02
EUVDEUVD-2017-18412 No score
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows local users (e.g., users who have command access as a consequence of CVE-2017-9479 exploitation) to read arbitrary files via UPnP access to /var/IGD/.
- Record
EUVD-2017-18412- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rjx4-6pxq-6pqg
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a...
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows local users (e.g., users who have command access as a consequence of CVE-2017-9479 exploitation) to read arbitrary files via UPnP access to /var/IGD/.
- Record
GHSA-rjx4-6pxq-6pqg- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-9480 is a medium vulnerability (CVSS 5.5) in Cisco Dpc3939 Firmware, published July 31, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.