High severity · published Jul 31, 2017
CVE-2017-9485
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to write arbitrary data to a known…
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to write arbitrary data to a known /var/tmp/sess_* pathname by leveraging the device's operation in UI dev mode.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% 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-2017-9485
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9485
Exploit
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-28.session-cookie-write.txt
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