CVE-2019-12666

Cisco IOS XE Software contains a path traversal vulnerability in the Guest Shell that could allow an authenticated, local attacker to traverse the Linux filesystem and execute arbitrary code on the base OS. Root cause: incomplete validation of certain commands in the Guest Shell. Impact: local co...

CVE-2019-12664

Cisco IOS XE Software on Cisco 4000 Series ISRs has a data leak vulnerability in the Dialer interface for ISDN, due to insufficient validation of IPCP state. An unauthenticated adjacent attacker can pass IPv4 traffic through an ISDN channel before PPP authentication succeeds, either by placing an...

CVE-2019-12664 Cisco IOS XE Software ISDN Data Leak Vulnerability

A vulnerability in the Dialer interface feature for ISDN connections in Cisco IOS XE Software for Cisco 4000 Series Integrated Services Routers ISRs could allow an unauthenticated, adjacent attacker to pass IPv4 traffic through an ISDN channel prior to successful PPP authentication. The...

CVE-2019-12654 Cisco IOS and IOS XE Software Session Initiation Protocol Denial of Service Vulnerability

A vulnerability in the common Session Initiation Protocol SIP library of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient sanity checks ...

CVE-2019-12660 Cisco IOS XE Software ASIC Register Write Vulnerability

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to write values to the underlying memory of an affected device. The vulnerability is due to improper input validation and authorization of specific commands that a user can execute within the CLI. An...

CVE-2019-12660 Cisco IOS XE Software ASIC Register Write Vulnerability

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to write values to the underlying memory of an affected device. The vulnerability is due to improper input validation and authorization of specific commands that a user can execute within the CLI. An...

CVE-2019-12654

CVE-2019-12654 affects Cisco IOS and IOS XE SIP library. The issue stems from insufficient sanity checks on an internal data structure, allowing an unauthenticated remote attacker to send malicious SIP messages that trigger a NULL pointer dereference, causing the iosd process to crash and the dev...

CVE-2019-12658 Cisco IOS XE Software Filesystem Exhaustion Denial of Service Vulnerability

A vulnerability in the filesystem resource management code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to exhaust filesystem resources on an affected device and cause a denial of service DoS condition. The vulnerability is due to ineffective management of the underlyi...

CVE-2019-12662 Cisco NX-OS and IOS XE Software Virtual Service Image Signature Bypass Vulnerability

A vulnerability in Cisco NX-OS Software and Cisco IOS XE Software could allow an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a virtual service image and bypass signature verification on an affected device. The vulnerability is due to improper...

CVE-2019-12662

CVE-2019-12662 affects Cisco NX-OS Software and Cisco IOS XE Software. The issue is improper signature verification during installation of an Open Virtual Appliance (OVA) image, allowing an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a maliciou...

CVE-2019-12662 Cisco NX-OS and IOS XE Software Virtual Service Image Signature Bypass Vulnerability

A vulnerability in Cisco NX-OS Software and Cisco IOS XE Software could allow an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a virtual service image and bypass signature verification on an affected device. The vulnerability is due to improper...

CVE-2019-12660

CVE-2019-12660 describes a vulnerability in the CLI of Cisco IOS XE Software where an authenticated, local attacker can write to the device’s memory due to improper input validation and command authorization. The attack could enable modification of the device configuration, leading to an insecure...

CVE-2019-12658

The CVE-2019-12658 issue affects Cisco IOS XE Software, specifically the filesystem resources management component. A remote, unauthenticated attacker can trigger actions that fill the device’s filesystem space by generating messages directed at OS log files, causing a DoS with potential device c...

CVE-2019-12658 Cisco IOS XE Software Filesystem Exhaustion Denial of Service Vulnerability

A vulnerability in the filesystem resource management code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to exhaust filesystem resources on an affected device and cause a denial of service DoS condition. The vulnerability is due to ineffective management of the underlyi...

CVE-2019-12671 Cisco IOS XE Software Consent Token Bypass Vulnerability

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system OS. The vulnerability is due to insufficient enforcement of the consent token in authorizing shell...

CVE-2019-12669 Cisco IOS and IOS XE Software Change of Authorization Denial of Service Vulnerability

A vulnerability in the RADIUS Change of Authorization CoA code of Cisco TrustSec, a feature within Cisco IOS XE Software, could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper handling of a malformed...

CVE-2019-12663

CVE-2019-12663 affects Cisco IOS XE Software, specifically the TrustSec Protected Access Credential (PAC) provisioning module. The root cause is improper validation of attributes in RADIUS messages, which can be exploited by an unauthenticated remote attacker by sending a malicious RADIUS message...

CVE-2019-12667 Cisco IOS XE Software Stored Cross-Site Scripting Vulnerability

A vulnerability in the web framework code of Cisco IOS XE Software could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the web interface of the affected software. The vulnerability is due to insufficient input validation of some...

CVE-2019-12665 Cisco IOS and IOS XE Software HTTP Client Information Disclosure Vulnerability

A vulnerability in the HTTP client feature of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to read and modify data that should normally have been sent via an encrypted channel. The vulnerability is due to TCP port information not being considered when matching new...

CVE-2019-12669 Cisco IOS and IOS XE Software Change of Authorization Denial of Service Vulnerability

A vulnerability in the RADIUS Change of Authorization CoA code of Cisco TrustSec, a feature within Cisco IOS XE Software, could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper handling of a malformed...