VulnerabilityModified
CVE-2017-9487
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to discover a WAN IPv6 IP address by leveraging knowledge of the…
MEDIUM 5.9EPSS 1.17%
Does this matter?
Lower severity and a low EPSS score (1.17%). Track it; it rarely justifies an emergency change on its own.
Description
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) and DPC3941T (firmware version DPC3941_2.5s3_PROD_sey) devices allows remote attackers to discover a WAN IPv6 IP address by leveraging knowledge of the CM MAC address.
- CVSS 3.0
- 5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.17% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- cisco/dpc3939 firmware · cisco/dpc3941t firmware
- Source
- cve@mitre.org
References
- https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-30.wan0-ipv6-cm-mac.txtExploit, Third Party Advisory
- https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-30.wan0-ipv6-cm-mac.txtExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.