ASR 9001 vulnerabilitiesAnd the versions its exploited flaws hit.

Product6 known exploited0 versions
The short answer

ASR 9001 is made by Cisco. We track 56 published vulnerabilities in it, across 0 versions. 6 of them are on the list of flaws known to be exploited, the newest added on 3 March 2022. If you run ASR 9001, check your version against the exploited flaws below and patch those first.

Check your version

The most recent ASR 9001 flaw added to the known-exploited list is CVE-2017-12231, on 3 March 2022. We keep watching the known-exploited list.

Versions

Which versions of ASR 9001 do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

Known exploited

Which ASR 9001 vulnerabilities are being exploited?

6 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.

  1. 7.5
    CVE-2017-12231HighKnown exploited
    Cisco IOS Software Network Address Translation Denial-of-Service Vulnerability

    A vulnerability in the implementation of Network Address Translation (NAT) functionality in Cisco IOS could allow an unauthenticated, remote attacker to cause a denial of service.

    Chance of use7.1%Known exploited since3 Mar 2022
  2. 9.8
    CVE-2017-12240CriticalKnown exploited
    Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability

    The Dynamic Host Configuration Protocol (DHCP) relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain...

    Chance of use14%Known exploited since3 Mar 2022
  3. 8.8
    CVE-2018-0167HighKnown exploited
    Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability

    There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent...

    Chance of use3.4%Known exploited since3 Mar 2022
  4. 8.8
    CVE-2020-3118HighKnown exploited
    Cisco IOS XR Software Discovery Protocol Format String Vulnerability

    Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages.

    Chance of use12%Known exploited since3 Nov 2021
  5. 8.6
    CVE-2020-3566HighKnown exploited
    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

    Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets.

    Chance of use3.7%Known exploited since3 Nov 2021
  6. 8.6
    CVE-2020-3569HighKnown exploited
    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

    Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets.

    Chance of use3.3%Known exploited since3 Nov 2021
Exploit likelihood

Which ASR 9001 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.

50% or more10% to 49%Under 10%
  1. 14%
    CVE-2017-12240CriticalKnown exploited

    The DHCP relay subsystem of Cisco IOS 12.2 through 15.6 and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an...

    CVSS9.8Published29 Sep 2017
  2. 12%
    CVE-2020-3118HighKnown exploited

    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.

    CVSS8.8Published5 Feb 2020
  3. 7.1%
    CVE-2017-12231HighKnown exploited

    A vulnerability in the implementation of Network Address Translation (NAT) functionality in Cisco IOS 12.4 through 15.6 could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on...

    CVSS7.5Published29 Sep 2017
  4. 4.0%

    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...

    CVSS8.6Published15 Aug 2018
  5. 3.7%
    CVE-2020-3566HighKnown exploited

    A vulnerability in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory of an affected device.

    CVSS8.6Published29 Aug 2020
  6. 3.4%

    Cisco IOS XR 4.3.4 through 5.3.0 on ASR 9000 devices, when uRPF, PBR, QoS, or an ACL is configured, does not properly handle bridge-group virtual interface (BVI) traffic, which allows remote attackers to cause a...

    CVSS7.8Published17 Apr 2015
  7. 3.4%
    CVE-2018-0167HighKnown exploited

    Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker...

    CVSS8.8Published28 Mar 2018
  8. 3.3%
    CVE-2020-3569HighKnown exploited

    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...

    CVSS8.6Published23 Sep 2020
  9. 2.8%

    Cisco IOS XR on Trident line cards in ASR 9000 devices lacks a static punt policer, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted packets, aka Bug ID CSCun83985.

    CVSS6.4Published7 Jul 2014
  10. 2.8%

    Cisco IOS XR 4.1.2 through 5.1.1 on ASR 9000 devices, when a Trident-based line card is used, allows remote attackers to cause a denial of service (NP chip and line card reload) via malformed IPv6 packets, aka Bug ID...

    CVSS7.1Published14 Jun 2014
Precursor Intelligence

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FAQ

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We track 56 published vulnerabilities listed under the name ASR 9001, across 0 versions. The most recent ASR 9001 flaw added to the known-exploited list is CVE-2017-12231, on 3 March 2022.

6 are on the list of flaws known to be exploited. The most recently added are CVE-2017-12231, CVE-2017-12240 and CVE-2018-0167.

Create a Precursor Intelligence account and track ASR 9001. 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.