CVE-2017-9480

CVSS V2 Low 2.1 CVSS V3 Medium 5.5

Description

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/.

Overview

CVE ID
CVE-2017-9480

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2017-07-31T03:29:00

Last Modified Date
2017-08-02T14:29:32

Weakness Enumerations

CWE	URL
CWE-200	http://cwe.mitre.org/data/definitions/200.html

CPE Configuration (Product)

CPE	Vulnerable	Operator
		AND
cpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421746-170221a-cmcst:::::::*	1	OR
cpe:2.3:h:cisco:dpc3939:-:::::::*	0	OR

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:L/Au:N/C:P/I:N/A:N

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
2.1

Severity
LOW

Exploitability Score
3.9

Impact Score
2.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
5.5

Base Severity
MEDIUM

Exploitability Score
1.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-23.upnp-directory-write.txt	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2017-9480
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9480

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 09:09:59				Added to TrackCVE
2022-12-02 19:11:57	2017-07-31T03:29Z	2017-07-31T03:29:00	CVE Published Date	updated
2022-12-02 19:11:57		2017-08-02T14:29:32	CVE Modified Date	updated
2022-12-02 19:11:57		Analyzed	Vulnerability Status	updated