Ncs 5501 vulnerabilitiesAnd the versions its exploited flaws hit.
Ncs 5501 is made by Cisco. We track 23 published vulnerabilities in it, across 1 version. 2 of them are on the list of flaws known to be exploited, the newest added on 3 November 2021. If you run Ncs 5501, check your version against the exploited flaws below and patch those first.
The most recent Ncs 5501 flaw added to the known-exploited list is CVE-2020-3118, on 3 November 2021. We keep watching the known-exploited list.
Which versions of Ncs 5501 do the exploited flaws hit?
Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.
Which Ncs 5501 vulnerabilities are being exploited?
2 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 8.8Cisco IOS XR Software Discovery Protocol Format String Vulnerability
Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages.
- 8.6Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability
Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets.
Which Ncs 5501 flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- 12%
A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device.
- 3.3%
Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group...
- 1.6%CVE-2020-3120Medium
A vulnerability in the Cisco Discovery Protocol implementation for Cisco FXOS Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a reload of an...
- 1.6%CVE-2021-34718High
A vulnerability in the SSH Server process of Cisco IOS XR Software could allow an authenticated, remote attacker to overwrite and read arbitrary files on the local device.
- 1.5%CVE-2019-16027Medium
A vulnerability in the implementation of the Intermediate System–to–Intermediate System (IS–IS) routing protocol functionality in Cisco IOS XR Software could allow an authenticated, remote attacker...
- 1.3%CVE-2021-34737High
A vulnerability in the DHCP version 4 (DHCPv4) server feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to trigger a crash of the dhcpd process, resulting in a denial of service (DoS)...
- 1.3%CVE-2019-16020High
Multiple vulnerabilities in the implementation of Border Gateway Protocol (BGP) Ethernet VPN (EVPN) functionality in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service...
- 1.3%CVE-2019-15989High
A vulnerability in the implementation of the Border Gateway Protocol (BGP) functionality in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
- 1.3%CVE-2019-16022High
Multiple vulnerabilities in the implementation of Border Gateway Protocol (BGP) Ethernet VPN (EVPN) functionality in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service...
- 1.3%CVE-2021-34720High
A vulnerability in the IP Service Level Agreements (IP SLA) responder and Two-Way Active Measurement Protocol (TWAMP) features of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause device...
Running Ncs 5501? We'll keep checking.
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1 flaw being exploited affects software Acme tracks
Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages. Exploitation could allow an unauthenticated, adjacent attacker to execute code with administrative privileges or cause a reload on an affected device.
- Matched to
- Ncs 5501 on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 23 published vulnerabilities listed under the name Ncs 5501, across 1 version. The most recent Ncs 5501 flaw added to the known-exploited list is CVE-2020-3118, on 3 November 2021.
2 are on the list of flaws known to be exploited. The most recently added are CVE-2020-3118 and CVE-2020-3569.
Create a Precursor Intelligence account and track Ncs 5501. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.