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Ios Xe

ios_xe

Vendor: Cisco • 541 CVEs

CVEs (541)

CVE
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PUBLISHED
CVSS
1Cisco
1Ios Xe
May 6, 2026
Oct 10, 2014
N/A· v4
N/A· v3
4.8 MEDIUM· v2
Cisco IOS XE enables the IPv6 Routing Protocol for Low-Power and Lossy Networks (aka RPL) on both the Autonomic Control Plane (ACP) and external Autonomic Networking Infrastructure (ANI) interfaces, which allows remote a...Show more
Cisco IOS XE enables the IPv6 Routing Protocol for Low-Power and Lossy Networks (aka RPL) on both the Autonomic Control Plane (ACP) and external Autonomic Networking Infrastructure (ANI) interfaces, which allows remote attackers to conduct route-injection attacks via crafted RPL advertisements on an ANI interface, aka Bug ID CSCuq22673.Show less
1Cisco
1Ios Xe
May 6, 2026
Oct 10, 2014
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The Autonomic Networking Infrastructure (ANI) component in Cisco IOS XE does not properly validate certificates, which allows remote attackers to trigger acceptance of an invalid message via crafted messages, aka Bug ID...Show more
The Autonomic Networking Infrastructure (ANI) component in Cisco IOS XE does not properly validate certificates, which allows remote attackers to trigger acceptance of an invalid message via crafted messages, aka Bug ID CSCuq22677.Show less
1Cisco
1Ios Xe
May 6, 2026
Oct 10, 2014
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The Autonomic Networking Infrastructure (ANI) component in Cisco IOS XE does not properly validate certificates, which allows remote attackers to spoof devices via crafted messages, aka Bug ID CSCuq22647.
1Cisco
2Ios
Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Cisco IOS 12.4 and 15.0 through 15.4 and IOS XE 3.1.xS, 3.2.xS, 3.3.xS, 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allow remote attackers to cau...Show more
Cisco IOS 12.4 and 15.0 through 15.4 and IOS XE 3.1.xS, 3.2.xS, 3.3.xS, 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allow remote attackers to cause a denial of service (device reload) via a crafted SIP message, aka Bug ID CSCul46586.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Memory leak in Cisco IOS 15.1 through 15.4 and IOS XE 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allows remote attackers to cause a denial of se...Show more
Memory leak in Cisco IOS 15.1 through 15.4 and IOS XE 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed DHCPv6 packets, aka Bug ID CSCum90081.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Memory leak in Cisco IOS 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.3.xSE before 3.3.2SE, 3.3.xXO before 3.3.1XO, 3.5.xE before 3.5.2E, and 3.11.xS before 3.11.1S allows remote attackers to cause a denial of service (memory...Show more
Memory leak in Cisco IOS 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.3.xSE before 3.3.2SE, 3.3.xXO before 3.3.1XO, 3.5.xE before 3.5.2E, and 3.11.xS before 3.11.1S allows remote attackers to cause a denial of service (memory consumption, and interface queue wedge or device reload) via malformed mDNS packets, aka Bug ID CSCuj58950.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Cisco IOS 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.3.xSE before 3.3.2SE, 3.3.xXO before 3.3.1XO, 3.5.xE before 3.5.2E, and 3.11.xS before 3.11.1S allow remote attackers to cause a denial of service (device reload) via mal...Show more
Cisco IOS 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.3.xSE before 3.3.2SE, 3.3.xXO before 3.3.1XO, 3.5.xE before 3.5.2E, and 3.11.xS before 3.11.1S allow remote attackers to cause a denial of service (device reload) via malformed mDNS packets, aka Bug ID CSCul90866.Show less
1Cisco
1Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
The metadata flow feature in Cisco IOS 15.1 through 15.3 and IOS XE 3.3.xXO before 3.3.1XO, 3.6.xS and 3.7.xS before 3.7.6S, and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allows remote attackers to cause a denial of ser...Show more
The metadata flow feature in Cisco IOS 15.1 through 15.3 and IOS XE 3.3.xXO before 3.3.1XO, 3.6.xS and 3.7.xS before 3.7.6S, and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allows remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCue22753.Show less
1Cisco
1Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
The metadata flow feature in Cisco IOS 15.1 through 15.3 and IOS XE 3.3.xXO before 3.3.1XO, 3.6.xS and 3.7.xS before 3.7.6S, and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allows remote attackers to cause a denial of ser...Show more
The metadata flow feature in Cisco IOS 15.1 through 15.3 and IOS XE 3.3.xXO before 3.3.1XO, 3.6.xS and 3.7.xS before 3.7.6S, and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allows remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCug75942.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Sep 25, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Cisco IOS 12.0, 12.2, 12.4, 15.0, 15.1, 15.2, and 15.3 and IOS XE 2.x and 3.x before 3.7.4S; 3.2.xSE and 3.3.xSE before 3.3.2SE; 3.3.xSG and 3.4.xSG before 3.4.4SG; and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allow re...Show more
Cisco IOS 12.0, 12.2, 12.4, 15.0, 15.1, 15.2, and 15.3 and IOS XE 2.x and 3.x before 3.7.4S; 3.2.xSE and 3.3.xSE before 3.3.2SE; 3.3.xSG and 3.4.xSG before 3.4.4SG; and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allow remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCui11547.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Aug 11, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
The EnergyWise module in Cisco IOS 12.2, 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.2.xXO, 3.3.xSG, 3.4.xSG, and 3.5.xE before 3.5.3E allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 p...Show more
The EnergyWise module in Cisco IOS 12.2, 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.2.xXO, 3.3.xSG, 3.4.xSG, and 3.5.xE before 3.5.3E allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 packet, aka Bug ID CSCup52101.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Jul 9, 2014
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The NTP implementation in Cisco IOS and IOS XE does not properly support use of the access-group command for a "deny all" configuration, which allows remote attackers to bypass intended restrictions on time synchronizati...Show more
The NTP implementation in Cisco IOS and IOS XE does not properly support use of the access-group command for a "deny all" configuration, which allows remote attackers to bypass intended restrictions on time synchronization via a standard query, aka Bug ID CSCuj66318.Show less
1Cisco
1Ios Xe
May 6, 2026
Jun 14, 2014
N/A· v4
N/A· v3
4.8 MEDIUM· v2
The mDNS implementation in Cisco IOS XE 3.12S does not properly interact with autonomic networking, which allows remote attackers to obtain sensitive networking-services information by sniffing the network or overwrite n...Show more
The mDNS implementation in Cisco IOS XE 3.12S does not properly interact with autonomic networking, which allows remote attackers to obtain sensitive networking-services information by sniffing the network or overwrite networking-services data via a crafted mDNS response, aka Bug ID CSCun64867.Show less
1Cisco
9Asr 1001
Asr 1002Asr 1002 X+6 more
May 6, 2026
May 25, 2014
N/A· v4
N/A· v3
6.1 MEDIUM· v2
Cisco IOS XE on ASR1000 devices, when PPPoE termination is enabled, allows remote attackers to cause a denial of service (device reload) via a malformed PPPoE packet, aka Bug ID CSCuo55180.
1Cisco
1Ios Xe
May 6, 2026
May 20, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
The SNMP module in Cisco IOS XE 3.5E allows remote authenticated users to cause a denial of service (device reload) by polling frequently, aka Bug ID CSCug65204.
1Cisco
2Ios
Ios Xe
May 6, 2026
May 16, 2014
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The Locator/ID Separation Protocol (LISP) implementation in Cisco IOS 15.3(3)S and earlier and IOS XE does not properly validate parameters in ITR control messages, which allows remote attackers to cause a denial of serv...Show more
The Locator/ID Separation Protocol (LISP) implementation in Cisco IOS 15.3(3)S and earlier and IOS XE does not properly validate parameters in ITR control messages, which allows remote attackers to cause a denial of service (CEF outage and packet drops) via malformed messages, aka Bug ID CSCun73782.Show less
1Cisco
9Asr 1001
Asr 1002Asr 1002 X+6 more
May 6, 2026
Apr 29, 2014
N/A· v4
N/A· v3
6.3 MEDIUM· v2
The L2TP module in Cisco IOS XE 3.10S(.2) and earlier on ASR 1000 routers allows remote authenticated users to cause a denial of service (ESP card reload) via a malformed L2TP packet, aka Bug ID CSCun09973.
1Cisco
9Asr 1001
Asr 1002Asr 1002 X+6 more
May 6, 2026
Apr 24, 2014
N/A· v4
N/A· v3
6.1 MEDIUM· v2
Cisco ASR 1000 devices with software before 3.8S, when BDI routing is enabled, allow remote attackers to cause a denial of service (device reload) via crafted (1) broadcast or (2) multicast ICMP packets with fragmentatio...Show more
Cisco ASR 1000 devices with software before 3.8S, when BDI routing is enabled, allow remote attackers to cause a denial of service (device reload) via crafted (1) broadcast or (2) multicast ICMP packets with fragmentation, aka Bug ID CSCub55948.Show less
1Cisco
2Ios
Ios Xe
May 6, 2026
Apr 4, 2014
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.
1Cisco
2Ios
Ios Xe
May 6, 2026
Mar 27, 2014
N/A· v4
N/A· v3
7.8 HIGH· v2
Cisco IOS 15.1 through 15.3 and IOS XE 3.3 and 3.5 before 3.5.2E; 3.7 before 3.7.5S; and 3.8, 3.9, and 3.10 before 3.10.2S allow remote attackers to cause a denial of service (I/O memory consumption and device reload) vi...Show more
Cisco IOS 15.1 through 15.3 and IOS XE 3.3 and 3.5 before 3.5.2E; 3.7 before 3.7.5S; and 3.8, 3.9, and 3.10 before 3.10.2S allow remote attackers to cause a denial of service (I/O memory consumption and device reload) via a malformed IPv6 packet, aka Bug ID CSCui59540.Show less