Cisco Systems, Inc. vulnerabilities

34 vulnerabilities

Known vulnerabilities in Cisco Systems, Inc. products, newest first, with CVSS severity, EPSS, KEV listings and ransomware use, across 29 products.

Products

29
7.5CVE-2018-0409cisco systems, inc.telepresence video communication server (vcs) and expressway+3
EPSS score
3.49%
A vulnerability in the XCP Router service of the Cisco Unified Communications Manager IM & Presence Service (CUCM IM&P) and the Cisco TelePresence Video Communication Server (VCS) and Expressway could allow an unauthenticated, remote attacker to cause a temporary service outage for all IM&P users, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending a malicious IPv4 or IPv6 packet to an affected device on TCP port 7400. An exploit could allow the attacker to overread a buffer, resulting in a crash and restart of the XCP Router service. Cisco Bug IDs: CSCvg97663, CSCvi55947.8.6CVE-2018-0410cisco systems, inc.asyncos software for cisco web security appliances+1
EPSS score
4.12%
A vulnerability in the web proxy functionality of Cisco AsyncOS Software for Cisco Web Security Appliances could allow an unauthenticated, remote attacker to exhaust system memory and cause a denial of service (DoS) condition on an affected system. The vulnerability exists because the affected software improperly manages memory resources for TCP connections to a targeted device. An attacker could exploit this vulnerability by establishing a high number of TCP connections to the data interface of an affected device via IPv4 or IPv6. A successful exploit could allow the attacker to exhaust system memory, which could cause the system to stop processing new connections and result in a DoS condition. System recovery may require manual intervention. Cisco Bug IDs: CSCvf36610.9CVE-2018-0427cisco systems, inc.digital network architecture (dna) center+1
EPSS score
6.14%
A vulnerability in the CronJob scheduler API of Cisco Digital Network Architecture (DNA) Center could allow an authenticated, remote attacker to perform a command injection attack. The vulnerability is due to incorrect input validation of user-supplied data. An attacker could exploit this vulnerability by sending a malicious packet. A successful exploit could allow the attacker to execute arbitrary commands with root privileges. Cisco Bug IDs: CSCvi42263.6.1CVE-2018-0386cisco systems, inc.unified communications domain manager software+2
EPSS score
1.82%
A vulnerability in Cisco Unified Communications Domain Manager Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack on an affected system. The vulnerability is due to improper validation of input that is passed to the affected software. An attacker could exploit this vulnerability by persuading a user of the affected software to access a malicious URL. A successful exploit could allow the attacker to access sensitive, browser-based information on the affected system or perform arbitrary actions in the affected software in the security context of the user. Cisco Bug IDs: CSCvh49694.5.3CVE-2018-0412cisco systems, inc.small business 100 series wireless access points+9
EPSS score
0.25%
A vulnerability in the implementation of Extensible Authentication Protocol over LAN (EAPOL) functionality in Cisco Small Business 100 Series Wireless Access Points and Cisco Small Business 300 Series Wireless Access Points could allow an unauthenticated, adjacent attacker to force the downgrade of the encryption algorithm that is used between an authenticator (access point) and a supplicant (Wi-Fi client). The vulnerability is due to the improper processing of certain EAPOL messages that are received during the Wi-Fi handshake process. An attacker could exploit this vulnerability by establishing a man-in-the-middle position between a supplicant and an authenticator and manipulating an EAPOL message exchange to force usage of a WPA-TKIP cipher instead of the more secure AES-CCMP cipher. A successful exploit could allow the attacker to conduct subsequent cryptographic attacks, which could lead to the disclosure of confidential information. Cisco Bug IDs: CSCvj29229.8.6CVE-2018-0418cisco systems, inc.asr 9000 series aggregation services router software+1
EPSS score
3.96%
A vulnerability in the Local Packet Transport Services (LPTS) feature set of Cisco ASR 9000 Series Aggregation Services Router Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a lack of input and validation checking on certain Precision Time Protocol (PTP) ingress traffic to an affected device. An attacker could exploit this vulnerability by injecting malformed traffic into an affected device. A successful exploit could allow the attacker to cause services on the device to become unresponsive, resulting in a DoS condition. Cisco Bug IDs: CSCvj22858.5.9CVE-2018-0131cisco systems, inc.ios and ios xe+2
EPSS score
1.70%
A vulnerability in the implementation of RSA-encrypted nonces in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to obtain the encrypted nonces of an Internet Key Exchange Version 1 (IKEv1) session. The vulnerability exists because the affected software responds incorrectly to decryption failures. An attacker could exploit this vulnerability sending crafted ciphertexts to a device configured with IKEv1 that uses RSA-encrypted nonces. A successful exploit could allow the attacker to obtain the encrypted nonces. Cisco Bug IDs: CSCve77140.7.5CVE-2018-0419cisco systems, inc.email security appliance (esa)+1
EPSS score
2.82%
A vulnerability in certain attachment detection mechanisms of Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of an affected system. The vulnerability is due to the improper detection of content within executable (EXE) files. An attacker could exploit this vulnerability by sending a customized EXE file that is not recognized and blocked by the ESA. A successful exploit could allow an attacker to send email messages that contain malicious executable files to unsuspecting users. Cisco Bug IDs: CSCvh03786.5.4CVE-2018-0367cisco systems, inc.registered envelope service+1
EPSS score
0.91%
A vulnerability in the web-based management interface of the Cisco Registered Envelope Service could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of the affected service. The vulnerability is due to insufficient validation of user-supplied input that is processed by the web-based management interface of the affected service. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive browser-based information. Cisco Bug IDs: CVE-2018-0367.6.8CVE-2018-0415cisco systems, inc.small business 100 series wireless access points+9
EPSS score
0.63%
A vulnerability in the implementation of Extensible Authentication Protocol over LAN (EAPOL) functionality in Cisco Small Business 100 Series Wireless Access Points and Cisco Small Business 300 Series Wireless Access Points could allow an authenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to the improper processing of certain EAPOL frames. An attacker could exploit this vulnerability by sending a stream of crafted EAPOL frames to an affected device. A successful exploit could allow the attacker to force the access point (AP) to disassociate all the associated stations (STAs) and to disallow future, new association requests. Cisco Bug IDs: CSCvj97472.7.2CVE-2018-0428cisco systems, inc.web security appliance+1
EPSS score
0.44%
A vulnerability in the account management subsystem of Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to elevate privileges to root. The attacker must authenticate with valid administrator credentials. The vulnerability is due to improper implementation of access controls. An attacker could exploit this vulnerability by authenticating to the device as a specific user to gain the information needed to elevate privileges to root in a separate login shell. A successful exploit could allow the attacker to escape the CLI subshell and execute system-level commands on the underlying operating system as root. Cisco Bug IDs: CSCvj93548.6.5CVE-2018-3838alpinesdl2_image+7
EPSS score
1.82%
An exploitable information vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted XCF image can cause an out-of-bounds read on the heap, resulting in information disclosure. An attacker can display a specially crafted image to trigger this vulnerability.8.8CVE-2018-3839alpinesdl2_image+8
EPSS score
2.62%
An exploitable code execution vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted XCF image can cause an out-of-bounds write on the heap, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability.5.5CVE-2018-3837alpinesdl2_image+8
EPSS score
1.24%
An exploitable information disclosure vulnerability exists in the PCX image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted PCX image can cause an out-of-bounds read on the heap, resulting in information disclosure . An attacker can display a specially crafted image to trigger this vulnerability.6.1CVE-2022-31734cisco systems, inc.cisco catalyst 2940 series switches+2
EPSS score
0.65%
Cisco Catalyst 2940 Series Switches provided by Cisco Systems, Inc. contain a reflected cross-site scripting vulnerability regarding error page generation. An arbitrary script may be executed on the web browser of the user who is using the product. The affected firmware is prior to 12.2(50)SY released in 2011, and Cisco Catalyst 2940 Series Switches have been retired since January 20154.3CVE-2017-6772cisco systems, inc.elastic services controller+1
EPSS score
0.94%
A vulnerability in Cisco Elastic Services Controller (ESC) could allow an authenticated, remote attacker to view sensitive information. The vulnerability is due to insufficient protection of sensitive data. An attacker could exploit this vulnerability by authenticating to the application and navigating to certain configuration files. An exploit could allow the attacker to view sensitive system configuration files. Cisco Bug IDs: CSCvd29408. Known Affected Releases: 2.3(2).5.4CVE-2017-6782cisco systems, inc.prime infrastructure+1
EPSS score
0.89%
A vulnerability in the administrative web interface of Cisco Prime Infrastructure could allow an authenticated, remote attacker to modify a page in the web interface of the affected application. The vulnerability is due to improper sanitization of parameter values by the affected application. An attacker could exploit this vulnerability by injecting malicious code into an affected parameter and persuading a user to access a web page that triggers the rendering of the injected code. Cisco Bug IDs: CSCve47074. Known Affected Releases: 3.2(0.0).4.3CVE-2017-6783cisco systems, inc.content security management appliance (sma)+5
EPSS score
1.34%
A vulnerability in SNMP polling for the Cisco Web Security Appliance (WSA), Email Security Appliance (ESA), and Content Security Management Appliance (SMA) could allow an authenticated, remote attacker to discover confidential information about the appliances that should be available only to an administrative user. The vulnerability occurs because the appliances do not protect confidential information at rest in response to Simple Network Management Protocol (SNMP) poll requests. An attacker could exploit this vulnerability by doing a crafted SNMP poll request to the targeted security appliance. An exploit could allow the attacker to discover confidential information that should be restricted, and the attacker could use this information to conduct additional reconnaissance. The attacker must know the configured SNMP community string to exploit this vulnerability. Cisco Bug IDs: CSCve26106, CSCve26202, CSCve26224. Known Affected Releases: 10.0.0-230 (Web Security Appliance), 9.7.2-065 (Email Security Appliance), and 10.1.0-037 (Content Security Management Appliance).5.3CVE-2017-6784cisco systems, inc.rv340, rv345, and rv345p dual wan gigabit vpn routers+3
EPSS score
1.70%
A vulnerability in the web interface of the Cisco RV340, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to access sensitive data. The attacker could use this information to conduct additional reconnaissance attacks. The vulnerability is due to Cisco WebEx Meetings not sufficiently protecting sensitive data when responding to an HTTP request to the web interface. An attacker could exploit the vulnerability by attempting to use the HTTP protocol and looking at the data in the HTTP responses from the Cisco WebEx Meetings Server. An exploit could allow the attacker to find sensitive information about the application. Cisco Bug IDs: CSCve37988. Known Affected Releases: firmware 1.0.0.30, 1.0.0.33, 1.0.1.9, 1.0.1.16.4.9CVE-2017-6777cisco systems, inc.elastic services controller+1
EPSS score
1.22%
A vulnerability in the ConfD server of the Cisco Elastic Services Controller (ESC) could allow an authenticated, remote attacker to acquire sensitive system information. The vulnerability is due to insufficient protection of sensitive files on the system. An attacker could exploit this vulnerability by logging into the ConfD server and executing certain commands. An exploit could allow an unprivileged user to view configuration parameters that can be maliciously used. Cisco Bug IDs: CSCvd76409. Known Affected Releases: 2.3, 2.3(2).