Critical severity · published Jul 31, 2017
CVE-2017-9479
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to execute arbitrary commands as root by…
9.8
CVSS
3.3%
EPSS
No
On KEV
Description
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to execute arbitrary commands as root by leveraging local network access and connecting to the syseventd server, as demonstrated by copying configuration data into a readable filesystem.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.3% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Dpc3939 Firmware · Cisco
dpc3939-p20-18-v303r20421746-170221a-cmcst · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-9479
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9479
Exploit
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-22.syseventd.txt
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