Known Exploited Vulnerabilities Catalog

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.

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Showing 21 - 40 of 96
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Cisco | IOS, IOS XR, and IOS XE

CVE-2016-6415

Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability: Cisco IOS, IOS XR, and IOS XE contain insufficient condition checks in the part of the code that handles Internet Key Exchange version 1 (IKEv1) security negotiation requests. contains an information disclosure vulnerability in the Internet Key Exchange version 1 (IKEv1) that could allow an attacker to retrieve memory contents. Successful exploitation could allow the attacker to retrieve memory contents, which can lead to information disclosure.

Related CWE: CWE-200

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-05-19
  • Due Date: 2023-06-09
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1; https://nvd.nist.gov/vuln/detail/CVE-2016-6415
Cisco | IOS

CVE-2004-1464

Cisco IOS Denial-of-Service Vulnerability: Cisco IOS contains an unspecified vulnerability that may block further telnet, reverse telnet, Remote Shell (RSH), Secure Shell (SSH), and in some cases, Hypertext Transport Protocol (HTTP) access to the Cisco device.

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-05-19
  • Due Date: 2023-06-09
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20040827-telnet; https://nvd.nist.gov/vuln/detail/CVE-2004-1464
Linux | Kernel

CVE-2010-3904

Linux Kernel Improper Input Validation Vulnerability: Linux Kernel contains an improper input validation vulnerability in the Reliable Datagram Sockets (RDS) protocol implementation that allows local users to gain privileges via crafted use of the sendmsg and recvmsg system calls.

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: The impacted product is end-of-life and should be disconnected if still in use.
  • Date Added: 2023-05-12
  • Due Date: 2023-06-02
Additional Notes
https://lkml.iu.edu/hypermail/linux/kernel/1601.3/06474.html; https://nvd.nist.gov/vuln/detail/CVE-2010-3904
Linux | Kernel

CVE-2014-0196

Linux Kernel Race Condition Vulnerability: Linux Kernel contains a race condition vulnerability within the n_tty_write function that allows local users to cause a denial-of-service (DoS) or gain privileges via read and write operations with long strings.

Related CWE: CWE-362

Known To Be Used in Ransomware Campaigns? Unknown

Action: The impacted product is end-of-life and should be disconnected if still in use.
  • Date Added: 2023-05-12
  • Due Date: 2023-06-02
Additional Notes
https://lkml.iu.edu/hypermail/linux/kernel/1609.1/02103.html; https://nvd.nist.gov/vuln/detail/CVE-2014-0196
Cisco | IOS and IOS XE Software

CVE-2017-6742

Cisco IOS and IOS XE Software SNMP Remote Code Execution Vulnerability: The Simple Network Management Protocol (SNMP) subsystem of Cisco IOS and IOS XE contains a vulnerability that could allow an authenticated, remote attacker to remotely execute code on an affected system or cause an affected system to reload.

Related CWE: CWE-119

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-04-19
  • Due Date: 2023-05-10
Additional Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170629-snmp; https://nvd.nist.gov/vuln/detail/CVE-2017-6742
Linux | Kernel

CVE-2023-0266

Linux Kernel Use-After-Free Vulnerability: Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.

Related CWE: CWE-416

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2023-03-30
  • Due Date: 2023-04-20
Additional Notes
https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-move-rwsem-lock-inside-snd_ctl_elem_read-to-prevent-uaf.patch?id=72783cf35e6c55bca84c4bb7b776c58152856fd4; https://nvd.nist.gov/vuln/detail/CVE-2023-0266
Cisco | AnyConnect Secure

CVE-2020-3153

Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability: Cisco AnyConnect Secure Mobility Client for Windows allows for incorrect handling of directory paths. An attacker with valid credentials on Windows would be able to copy malicious files to arbitrary locations with system level privileges. This could include DLL pre-loading, DLL hijacking, and other related attacks.

Related CWE: CWE-427

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-10-24
  • Due Date: 2022-11-14
Additional Notes
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ac-win-path-traverse-qO4HWBsj; https://nvd.nist.gov/vuln/detail/CVE-2020-3153
Cisco | AnyConnect Secure

CVE-2020-3433

Cisco AnyConnect Secure Mobility Client for Windows DLL Hijacking Vulnerability: Cisco AnyConnect Secure Mobility Client for Windows interprocess communication (IPC) channel allows for insufficient validation of resources that are loaded by the application at run time. An attacker with valid credentials on Windows could execute code on the affected machine with SYSTEM privileges.

Related CWE: CWE-427

Known To Be Used in Ransomware Campaigns? Known

Action: Apply updates per vendor instructions.
  • Date Added: 2022-10-24
  • Due Date: 2022-11-14
Additional Notes
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-dll-F26WwJW; https://nvd.nist.gov/vuln/detail/CVE-2020-3433
Linux | Kernel

CVE-2021-3493

Linux Kernel Privilege Escalation Vulnerability: The overlayfs stacking file system in Linux kernel does not properly validate the application of file capabilities against user namespaces, which could lead to privilege escalation.

Related CWE: CWE-862

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-10-20
  • Due Date: 2022-11-10
Additional Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7c03e2cda4a584cadc398e8f6641ca9988a39d52; https://nvd.nist.gov/vuln/detail/CVE-2021-3493
Linux | Kernel

CVE-2013-6282

Linux Kernel Improper Input Validation Vulnerability: The get_user and put_user API functions of the Linux kernel fail to validate the target address when being used on ARM v6k/v7 platforms. This allows an application to read and write kernel memory which could lead to privilege escalation.

Related CWE: CWE-20

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-09-15
  • Due Date: 2022-10-06
Additional Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8404663f81d212918ff85f493649a7991209fa04; https://nvd.nist.gov/vuln/detail/CVE-2013-6282
Linux | Kernel

CVE-2013-2596

Linux Kernel Integer Overflow Vulnerability: Linux kernel fb_mmap function in drivers/video/fbmem.c contains an integer overflow vulnerability that allows for privilege escalation.

Related CWE: CWE-189

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-09-15
  • Due Date: 2022-10-06
Additional Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fc9bbca8f650e5f738af8806317c0a041a48ae4a; https://nvd.nist.gov/vuln/detail/CVE-2013-2596
Linux | Kernel

CVE-2013-2094

Linux Kernel Privilege Escalation Vulnerability: Linux kernel fails to check all 64 bits of attr.config passed by user space, resulting to out-of-bounds access of the perf_swevent_enabled array in sw_perf_event_destroy(). Explotation allows for privilege escalation.

Related CWE: CWE-189

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-09-15
  • Due Date: 2022-10-06
Additional Notes
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8176cced706b5e5d15887584150764894e94e02f; https://nvd.nist.gov/vuln/detail/CVE-2013-2094
Cisco | RV Series Routers

CVE-2019-15271

Cisco RV Series Routers Deserialization of Untrusted Data Vulnerability: A deserialization of untrusted data vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an attacker to execute code with root privileges.

Related CWE: CWE-502

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-06-08
  • Due Date: 2022-06-22
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-15271
Linux | Kernel

CVE-2014-3153

Linux Kernel Privilege Escalation Vulnerability: The futex_requeue function in kernel/futex.c in Linux kernel does not ensure that calls have two different futex addresses, which allows local users to gain privileges.

Related CWE: CWE-269

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-05-25
  • Due Date: 2022-06-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2014-3153
Cisco | Adaptive Security Appliance (ASA)

CVE-2016-6367

Cisco Adaptive Security Appliance (ASA) CLI Remote Code Execution Vulnerability: A vulnerability in the command-line interface (CLI) parser of Cisco ASA software could allow an authenticated, local attacker to create a denial-of-service (DoS) condition or potentially execute code.

Related CWE: CWE-77

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-05-24
  • Due Date: 2022-06-14
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2016-6367
Cisco | Adaptive Security Appliance (ASA)

CVE-2016-6366

Cisco Adaptive Security Appliance (ASA) SNMP Buffer Overflow Vulnerability: A buffer overflow vulnerability in the Simple Network Management Protocol (SNMP) code of Cisco ASA software could allow an attacker to cause a reload of the affected system or to remotely execute code.

Related CWE: CWE-119

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-05-24
  • Due Date: 2022-06-14
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2016-6366
Cisco | IOS XR

CVE-2022-20821

Cisco IOS XR Open Port Vulnerability: Cisco IOS XR software health check opens TCP port 6379 by default on activation. An attacker can connect to the Redis instance on the open port and allow access to the Redis instance that is running within the NOSi container.

Related CWE: CWE-923

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-05-23
  • Due Date: 2022-06-13
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-20821
Linux | Kernel

CVE-2022-0847

Linux Kernel Privilege Escalation Vulnerability: Linux kernel contains an improper initialization vulnerability where an unprivileged local user could escalate their privileges on the system. This vulnerability has the moniker of "Dirty Pipe."

Related CWE: CWE-665

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-04-25
  • Due Date: 2022-05-16
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-0847
Linux | Kernel

CVE-2021-22600

Linux Kernel Privilege Escalation Vulnerability: Linux Kernel contains a flaw in the packet socket (AF_PACKET) implementation which could lead to incorrectly freeing memory. A local user could exploit this for denial-of-service (DoS) or possibly for privilege escalation.

Related CWE: CWE-415

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-04-11
  • Due Date: 2022-05-02
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-22600
Cisco | Prime Data Center Network Manager (DCNM)

CVE-2015-0666

Cisco Prime Data Center Network Manager (DCNM) Directory Traversal Vulnerability: Directory traversal vulnerability in the fmserver servlet in Cisco Prime Data Center Network Manager (DCNM) allows remote attackers to read arbitrary files.

Related CWE: CWE-22

Known To Be Used in Ransomware Campaigns? Unknown

Action: Apply updates per vendor instructions.
  • Date Added: 2022-03-25
  • Due Date: 2022-04-15
Additional Notes
https://nvd.nist.gov/vuln/detail/CVE-2015-0666

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