Cisco iOS
CVEs (945)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2011-3271 | 0.01 | — | 0.11 | Oct 3, 2011 | Unspecified vulnerability in the Smart Install functionality in Cisco IOS 12.2 and 15.1 allows remote attackers to execute arbitrary code or cause a denial of service (device crash) via crafted TCP packets to port 4786, aka Bug ID CSCto10165. | |||
| CVE-2007-0480 | 0.01 | — | 0.09 | Jan 25, 2007 | Cisco IOS 9.x, 10.x, 11.x, and 12.x and IOS XR 2.0.x, 3.0.x, and 3.2.x allows remote attackers to cause a denial of service or execute arbitrary code via a crafted IP option in the IP header in a (1) ICMP, (2) PIMv2, (3) PGM, or (4) URD packet. | |||
| CVE-2006-4776 | 0.01 | — | 0.07 | Sep 14, 2006 | Heap-based buffer overflow in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) allows remote attackers to execute arbitrary code via a long VLAN name in a VTP type 2 summary advertisement. | |||
| CVE-2005-3481 | 0.01 | — | 0.07 | Nov 3, 2005 | Cisco IOS 12.0 to 12.4 might allow remote attackers to execute arbitrary code via a heap-based buffer overflow in system timers. NOTE: this issue does not correspond to a specific vulnerability, rather a general weakness that only increases the feasibility of exploitation of any… | |||
| CVE-2004-0081 | 0.01 | — | 0.07 | Nov 23, 2004 | OpenSSL 0.9.6 before 0.9.6d does not properly handle unknown message types, which allows remote attackers to cause a denial of service (infinite loop), as demonstrated using the Codenomicon TLS Test Tool. | |||
| CVE-2004-0112 | 0.01 | — | 0.10 | Nov 23, 2004 | The SSL/TLS handshaking code in OpenSSL 0.9.7a, 0.9.7b, and 0.9.7c, when using Kerberos ciphersuites, does not properly check the length of Kerberos tickets during a handshake, which allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake… | |||
| CVE-2003-1109 | 0.01 | — | 0.07 | Dec 31, 2003 | The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via… | |||
| CVE-2002-1357 | 0.01 | — | 0.10 | Dec 23, 2002 | Multiple SSH2 servers and clients do not properly handle packets or data elements with incorrect length specifiers, which may allow remote attackers to cause a denial of service or possibly execute arbitrary code, as demonstrated by the SSHredder SSH protocol test suite. | |||
| CVE-2026-20188 | Non | 0.00 | 0.0 | 0.00 | May 6, 2026 | Following the initial publication of the Security Advisory about a denial of service (DoS) condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator (NSO), additional information has been made available to the Cisco Product Security Incident… | ||
| CVE-2026-20112 | 0.00 | — | 0.00 | Mar 25, 2026 | A vulnerability in the web-based Cisco IOx application hosting environment management interface 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-based management interface of an… | |||
| CVE-2026-20125 | 0.00 | — | 0.00 | Mar 25, 2026 | A vulnerability in the HTTP Server feature of Cisco IOS Software and Cisco IOS XE Software Release 3E could allow an authenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due… | |||
| CVE-2026-20012 | 0.00 | — | 0.00 | Mar 25, 2026 | A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote… | |||
| CVE-2026-20668 | 0.00 | — | 0.00 | Mar 25, 2026 | A logging issue was addressed with improved data redaction. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, visionOS 26.3. An app may be able to access sensitive user data. | |||
| CVE-2026-20687 | 0.00 | — | 0.00 | Mar 25, 2026 | A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or… | |||
| CVE-2025-43534 | 0.00 | — | 0.00 | Mar 25, 2026 | A path handling issue was addressed with improved validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.2 and iPadOS 26.2. A user with physical access to an iOS device may be able to bypass Activation Lock. | |||
| CVE-2026-20664 | 0.00 | — | 0.01 | Mar 25, 2026 | The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash. | |||
| CVE-2026-28852 | 0.00 | — | 0.00 | Mar 25, 2026 | A stack overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause a denial-of-service. | |||
| CVE-2026-28886 | 0.00 | — | 0.01 | Mar 25, 2026 | A null pointer dereference was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A user in a privileged… | |||
| CVE-2026-20690 | 0.00 | — | 0.01 | Mar 25, 2026 | An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing an audio… | |||
| CVE-2026-28865 | 0.00 | — | 0.01 | Mar 25, 2026 | An authentication issue was addressed with improved state management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker in a privileged… |
- CVE-2011-3271Oct 3, 2011risk 0.01cvss —epss 0.11
Unspecified vulnerability in the Smart Install functionality in Cisco IOS 12.2 and 15.1 allows remote attackers to execute arbitrary code or cause a denial of service (device crash) via crafted TCP packets to port 4786, aka Bug ID CSCto10165.
- CVE-2007-0480Jan 25, 2007risk 0.01cvss —epss 0.09
Cisco IOS 9.x, 10.x, 11.x, and 12.x and IOS XR 2.0.x, 3.0.x, and 3.2.x allows remote attackers to cause a denial of service or execute arbitrary code via a crafted IP option in the IP header in a (1) ICMP, (2) PIMv2, (3) PGM, or (4) URD packet.
- CVE-2006-4776Sep 14, 2006risk 0.01cvss —epss 0.07
Heap-based buffer overflow in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) allows remote attackers to execute arbitrary code via a long VLAN name in a VTP type 2 summary advertisement.
- CVE-2005-3481Nov 3, 2005risk 0.01cvss —epss 0.07
Cisco IOS 12.0 to 12.4 might allow remote attackers to execute arbitrary code via a heap-based buffer overflow in system timers. NOTE: this issue does not correspond to a specific vulnerability, rather a general weakness that only increases the feasibility of exploitation of any…
- CVE-2004-0081Nov 23, 2004risk 0.01cvss —epss 0.07
OpenSSL 0.9.6 before 0.9.6d does not properly handle unknown message types, which allows remote attackers to cause a denial of service (infinite loop), as demonstrated using the Codenomicon TLS Test Tool.
- CVE-2004-0112Nov 23, 2004risk 0.01cvss —epss 0.10
The SSL/TLS handshaking code in OpenSSL 0.9.7a, 0.9.7b, and 0.9.7c, when using Kerberos ciphersuites, does not properly check the length of Kerberos tickets during a handshake, which allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake…
- CVE-2003-1109Dec 31, 2003risk 0.01cvss —epss 0.07
The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via…
- CVE-2002-1357Dec 23, 2002risk 0.01cvss —epss 0.10
Multiple SSH2 servers and clients do not properly handle packets or data elements with incorrect length specifiers, which may allow remote attackers to cause a denial of service or possibly execute arbitrary code, as demonstrated by the SSHredder SSH protocol test suite.
- risk 0.00cvss 0.0epss 0.00
Following the initial publication of the Security Advisory about a denial of service (DoS) condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator (NSO), additional information has been made available to the Cisco Product Security Incident…
- CVE-2026-20112Mar 25, 2026risk 0.00cvss —epss 0.00
A vulnerability in the web-based Cisco IOx application hosting environment management interface 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-based management interface of an…
- CVE-2026-20125Mar 25, 2026risk 0.00cvss —epss 0.00
A vulnerability in the HTTP Server feature of Cisco IOS Software and Cisco IOS XE Software Release 3E could allow an authenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due…
- CVE-2026-20012Mar 25, 2026risk 0.00cvss —epss 0.00
A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote…
- CVE-2026-20668Mar 25, 2026risk 0.00cvss —epss 0.00
A logging issue was addressed with improved data redaction. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, visionOS 26.3. An app may be able to access sensitive user data.
- CVE-2026-20687Mar 25, 2026risk 0.00cvss —epss 0.00
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or…
- CVE-2025-43534Mar 25, 2026risk 0.00cvss —epss 0.00
A path handling issue was addressed with improved validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.2 and iPadOS 26.2. A user with physical access to an iOS device may be able to bypass Activation Lock.
- CVE-2026-20664Mar 25, 2026risk 0.00cvss —epss 0.01
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash.
- CVE-2026-28852Mar 25, 2026risk 0.00cvss —epss 0.00
A stack overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause a denial-of-service.
- CVE-2026-28886Mar 25, 2026risk 0.00cvss —epss 0.01
A null pointer dereference was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A user in a privileged…
- CVE-2026-20690Mar 25, 2026risk 0.00cvss —epss 0.01
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing an audio…
- CVE-2026-28865Mar 25, 2026risk 0.00cvss —epss 0.01
An authentication issue was addressed with improved state management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker in a privileged…
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