Chris Grayson

26 exploits Active since Jul 2017
CVE-2017-9476 NOMISEC MEDIUM WORKING POC
Comcast firmware - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST); Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST); and Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices makes it easy for remote attackers to determine the hidden SSID and passphrase for a Home Security Wi-Fi network.
8 stars
CVSS 6.5
CVE-2017-9475 WRITEUP MEDIUM WRITEUP
Comcast XFINITY WiFi Home Hotspot - Info Disclosure
Comcast XFINITY WiFi Home Hotspot devices allow remote attackers to spoof the identities of Comcast customers via a forged MAC address.
CVSS 5.9
CVE-2017-9477 WRITEUP MEDIUM WRITEUP
Comcast Cisco DPC3939 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST) and DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to discover the CM MAC address by connecting to the device's xfinitywifi hotspot.
CVSS 6.5
CVE-2017-9478 WRITEUP HIGH WRITEUP
Cisco DPC3939 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST) and DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices sets the CM MAC address to a value with a two-byte offset from the MTA/VoIP MAC address, which indirectly allows remote attackers to discover hidden Home Security Wi-Fi networks by leveraging the embedding of the MTA/VoIP MAC address into the DNS hostname.
CVSS 7.5
CVE-2017-9479 WRITEUP CRITICAL WRITEUP
Cisco DPC3939 - RCE
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 9.8
CVE-2017-9480 WRITEUP MEDIUM WRITEUP
Cisco DPC3939 - Info Disclosure
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/.
CVSS 5.5
CVE-2017-9481 WRITEUP HIGH WRITEUP
Cisco DPC3939 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain unintended access to the Network Processor (NP) 169.254/16 IP network by adding a routing-table entry that specifies the LAN IP address as the router for that network.
CVSS 7.5
CVE-2017-9482 WRITEUP CRITICAL WRITEUP
Cisco DPC3939 - Privilege Escalation
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain root access to the Network Processor (NP) Linux system by enabling a TELNET daemon (through CVE-2017-9479 exploitation) and then establishing a TELNET session.
CVSS 9.8
CVE-2017-9483 WRITEUP CRITICAL WRITEUP
Cisco DPC3939 - Privilege Escalation
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows Network Processor (NP) Linux users to obtain root access to the Application Processor (AP) Linux system via shell metacharacters in commands.
CVSS 9.8
CVE-2017-9484 WRITEUP HIGH WRITEUP
Comcast Cisco DPC3939 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST) and DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to discover a CM MAC address by sniffing Wi-Fi traffic and performing simple arithmetic calculations.
CVSS 7.5
CVE-2017-9485 WRITEUP HIGH WRITEUP
Cisco DPC3939 - Path Traversal
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 7.5
CVE-2017-9486 WRITEUP HIGH WRITEUP
Cisco DPC3939 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to compute password-of-the-day values via unspecified vectors.
CVSS 7.5
CVE-2017-9487 WRITEUP MEDIUM WRITEUP
Comcast Cisco DPC3939-3941T - Info Disclosure
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 5.9
CVE-2017-9488 WRITEUP HIGH WRITEUP
Comcast Cisco DPC3939-3941T - RCE
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 access the web UI by establishing a session to the wan0 WAN IPv6 address and then entering unspecified hardcoded credentials. This wan0 interface cannot be accessed from the public Internet.
CVSS 8.8
CVE-2017-9489 WRITEUP HIGH WRITEUP
Cisco DPC3939B - CSRF
The Comcast firmware on Cisco DPC3939B (firmware version dpc3939b-v303r204217-150321a-CMCST) devices allows configuration changes via CSRF.
CVSS 8.8
CVE-2017-9490 WRITEUP HIGH WRITEUP
Arris TG1682G - CSRF
The Comcast firmware on Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices allows configuration changes via CSRF.
CVSS 8.8
CVE-2017-9491 WRITEUP MEDIUM WRITEUP
Cisco DPC3939-0 - Info Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST); Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST); Cisco DPC3939B (firmware version dpc3939b-v303r204217-150321a-CMCST); Cisco DPC3941T (firmware version DPC3941_2.5s3_PROD_sey); and Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices does not set the secure flag for cookies in an https session to an administration application, which makes it easier for remote attackers to capture these cookies by intercepting their transmission within an http session.
CVSS 5.3
CVE-2017-9492 WRITEUP HIGH WRITEUP
Cisco and Commscope Cable Modems - Information Disclosure
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST); Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST); Cisco DPC3939B (firmware version dpc3939b-v303r204217-150321a-CMCST); Cisco DPC3941T (firmware version DPC3941_2.5s3_PROD_sey); and Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices does not include the HTTPOnly flag in a Set-Cookie header for administration applications, which makes it easier for remote attackers to obtain potentially sensitive information via script access to cookies.
CVSS 7.5
CVE-2017-9493 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM <MX011AN_2.9p6s1_PROD_sey - RCE
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows remote attackers to conduct successful forced-pairing attacks (between an RF4CE remote and a set-top box) by repeatedly transmitting the same pairing code.
CVSS 6.3
CVE-2017-9494 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM <MX011AN_2.9p6s1_PROD_sey - RCE
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows remote attackers to enable a Remote Web Inspector that is accessible from the public Internet.
CVSS 5.3
CVE-2017-9495 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM - Info Disclosure
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows physically proximate attackers to read arbitrary files by pressing "EXIT, Down, Down, 2" on an RF4CE remote to reach the diagnostic display, and then launching a Remote Web Inspector script.
CVSS 4.6
CVE-2017-9496 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM <MX011AN_2.9p6s1_PROD_sey - Info Disclosure
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows physically proximate attackers to access an SNMP server by connecting a cable to the Ethernet port, and then establishing communication with the device's link-local IPv6 address.
CVSS 6.8
CVE-2017-9497 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM - Command Injection
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) devices allows physically proximate attackers to execute arbitrary commands as root by pulling up the diagnostics menu on the set-top box, and then posting to a Web Inspector route.
CVSS 6.8
CVE-2017-9498 WRITEUP MEDIUM WRITEUP
Motorola MX011ANM/XR11-20 - Local Privilege Escalation
The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) and Xfinity XR11-20 Voice Remote devices allows local users to upload arbitrary firmware images to an XR11 by leveraging root access. In other words, there is no protection mechanism involving digital signatures for the firmware.
CVSS 5.5
CVE-2017-9521 WRITEUP CRITICAL WRITEUP
Cisco DPC3939-3941T & Arris TG1682G - RCE
The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST); Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST); Cisco DPC3939B (firmware version dpc3939b-v303r204217-150321a-CMCST); Cisco DPC3941T (firmware version DPC3941_2.5s3_PROD_sey); and Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices allows remote attackers to execute arbitrary code via a specific (but unstated) exposed service. NOTE: the scope of this CVE does NOT include the concept of "Unnecessary Services" in general; the scope is only a single service that is unnecessarily exposed, leading to remote code execution. The details of that service might be disclosed at a later date.
CVSS 9.8