Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2017-6627

A vulnerability in the UDP processing code of Cisco IOS 15.1, 15.2, and 15.4 and IOS XE 3.14 through 3.18 could allow an unauthenticated, remote attacker to cause the input queue of an affected system to hold UDP packets, causing an interface queue wedge and a denial of service (DoS) condition. The vulnerability is due to Cisco IOS Software application changes that create UDP sockets and leave the sockets idle without closing them. An attacker could exploit this vulnerability by sending UDP packets with a destination port of 0 to an affected device. A successful exploit could allow the attacker to cause UDP packets to be held in the input interfaces queue, resulting in a DoS condition. The input interface queue will stop holding UDP packets when it receives 250 packets. Cisco Bug IDs: CSCup10024, CSCva55744, CSCva95506.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.109
EPSS Ranking 93.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Proposed Action
A vulnerability in the UDP processing code of Cisco IOS and IOS XE could allow an unauthenticated, remote attacker to cause the input queue of an affected system to hold UDP packets, causing an interface queue wedge and denial of service.
Ransomware Campaign
Unknown
Products affected by CVE-2017-6627
  • Cisco » Ios » Version: 15.1(2)gc
    cpe:2.3:o:cisco:ios:15.1(2)gc
  • Cisco » Ios » Version: 15.1(2)gc1
    cpe:2.3:o:cisco:ios:15.1(2)gc1
  • Cisco » Ios » Version: 15.1(2)gc2
    cpe:2.3:o:cisco:ios:15.1(2)gc2
  • Cisco » Ios » Version: 15.1(4)gc
    cpe:2.3:o:cisco:ios:15.1(4)gc
  • Cisco » Ios » Version: 15.1(4)gc1
    cpe:2.3:o:cisco:ios:15.1(4)gc1
  • Cisco » Ios » Version: 15.1(4)gc2
    cpe:2.3:o:cisco:ios:15.1(4)gc2
  • Cisco » Ios » Version: 15.2(1)gc
    cpe:2.3:o:cisco:ios:15.2(1)gc
  • Cisco » Ios » Version: 15.2(1)gc1
    cpe:2.3:o:cisco:ios:15.2(1)gc1
  • Cisco » Ios » Version: 15.2(1)gc2
    cpe:2.3:o:cisco:ios:15.2(1)gc2
  • Cisco » Ios » Version: 15.2(2)gc
    cpe:2.3:o:cisco:ios:15.2(2)gc
  • Cisco » Ios » Version: 15.2(3)gc
    cpe:2.3:o:cisco:ios:15.2(3)gc
  • Cisco » Ios » Version: 15.2(3)gc1
    cpe:2.3:o:cisco:ios:15.2(3)gc1
  • Cisco » Ios » Version: 15.2(3r)gca
    cpe:2.3:o:cisco:ios:15.2(3r)gca
  • Cisco » Ios » Version: 15.2(4)gc
    cpe:2.3:o:cisco:ios:15.2(4)gc
  • Cisco » Ios » Version: 15.2(4)gc1
    cpe:2.3:o:cisco:ios:15.2(4)gc1
  • Cisco » Ios » Version: 15.2(4)gc2
    cpe:2.3:o:cisco:ios:15.2(4)gc2
  • Cisco » Ios » Version: 15.2(4)gc3
    cpe:2.3:o:cisco:ios:15.2(4)gc3
  • Cisco » Ios » Version: 15.4(1)t
    cpe:2.3:o:cisco:ios:15.4(1)t
  • Cisco » Ios » Version: 15.4(1)t1
    cpe:2.3:o:cisco:ios:15.4(1)t1
  • Cisco » Ios » Version: 15.4(1)t2
    cpe:2.3:o:cisco:ios:15.4(1)t2
  • Cisco » Ios » Version: 15.4(1)t3
    cpe:2.3:o:cisco:ios:15.4(1)t3
  • Cisco » Ios » Version: 15.4(1)t4
    cpe:2.3:o:cisco:ios:15.4(1)t4
  • Cisco » Ios » Version: 15.4(2)t
    cpe:2.3:o:cisco:ios:15.4(2)t
  • Cisco » Ios » Version: 15.4(2)t1
    cpe:2.3:o:cisco:ios:15.4(2)t1
  • Cisco » Ios » Version: 15.4(2)t2
    cpe:2.3:o:cisco:ios:15.4(2)t2
  • Cisco » Ios » Version: 15.4(3)m
    cpe:2.3:o:cisco:ios:15.4(3)m
  • Cisco » Ios » Version: 15.4(3)m1
    cpe:2.3:o:cisco:ios:15.4(3)m1
  • Cisco » Ios » Version: 15.4(3)m2
    cpe:2.3:o:cisco:ios:15.4(3)m2
  • Cisco » Ios » Version: 15.4(3)m2.2
    cpe:2.3:o:cisco:ios:15.4(3)m2.2
  • Cisco » Ios » Version: 15.4(3)m3
    cpe:2.3:o:cisco:ios:15.4(3)m3
  • Cisco » Ios » Version: 15.4(3)m4
    cpe:2.3:o:cisco:ios:15.4(3)m4
  • Cisco » Ios » Version: 15.4(3)m5
    cpe:2.3:o:cisco:ios:15.4(3)m5
  • Cisco » Ios » Version: 15.4(3)m6
    cpe:2.3:o:cisco:ios:15.4(3)m6
  • Cisco » Ios » Version: 15.4(3)m6a
    cpe:2.3:o:cisco:ios:15.4(3)m6a
  • Cisco » Ios » Version: 15.4(3)m7
    cpe:2.3:o:cisco:ios:15.4(3)m7
  • Cisco » Ios Xe » Version: 3.14.0s
    cpe:2.3:o:cisco:ios_xe:3.14.0s
  • Cisco » Ios Xe » Version: 3.14.1s
    cpe:2.3:o:cisco:ios_xe:3.14.1s
  • Cisco » Ios Xe » Version: 3.14.2s
    cpe:2.3:o:cisco:ios_xe:3.14.2s
  • Cisco » Ios Xe » Version: 3.14.3s
    cpe:2.3:o:cisco:ios_xe:3.14.3s
  • Cisco » Ios Xe » Version: 3.14.4s
    cpe:2.3:o:cisco:ios_xe:3.14.4s
  • Cisco » Ios Xe » Version: 3.15.0s
    cpe:2.3:o:cisco:ios_xe:3.15.0s
  • Cisco » Ios Xe » Version: 3.15.1cs
    cpe:2.3:o:cisco:ios_xe:3.15.1cs
  • Cisco » Ios Xe » Version: 3.15.1s
    cpe:2.3:o:cisco:ios_xe:3.15.1s
  • Cisco » Ios Xe » Version: 3.15.2s
    cpe:2.3:o:cisco:ios_xe:3.15.2s
  • Cisco » Ios Xe » Version: 3.15.3s
    cpe:2.3:o:cisco:ios_xe:3.15.3s
  • Cisco » Ios Xe » Version: 3.15.4s
    cpe:2.3:o:cisco:ios_xe:3.15.4s
  • Cisco » Ios Xe » Version: 3.16.0cs
    cpe:2.3:o:cisco:ios_xe:3.16.0cs
  • Cisco » Ios Xe » Version: 3.16.0s
    cpe:2.3:o:cisco:ios_xe:3.16.0s
  • Cisco » Ios Xe » Version: 3.16.1as
    cpe:2.3:o:cisco:ios_xe:3.16.1as
  • Cisco » Ios Xe » Version: 3.16.1s
    cpe:2.3:o:cisco:ios_xe:3.16.1s
  • Cisco » Ios Xe » Version: 3.16.2as
    cpe:2.3:o:cisco:ios_xe:3.16.2as
  • Cisco » Ios Xe » Version: 3.16.2bs
    cpe:2.3:o:cisco:ios_xe:3.16.2bs
  • Cisco » Ios Xe » Version: 3.16.2s
    cpe:2.3:o:cisco:ios_xe:3.16.2s
  • Cisco » Ios Xe » Version: 3.16.3as
    cpe:2.3:o:cisco:ios_xe:3.16.3as
  • Cisco » Ios Xe » Version: 3.16.3s
    cpe:2.3:o:cisco:ios_xe:3.16.3s
  • Cisco » Ios Xe » Version: 3.16.4as
    cpe:2.3:o:cisco:ios_xe:3.16.4as
  • Cisco » Ios Xe » Version: 3.16.4bs
    cpe:2.3:o:cisco:ios_xe:3.16.4bs
  • Cisco » Ios Xe » Version: 3.16.4ds
    cpe:2.3:o:cisco:ios_xe:3.16.4ds
  • Cisco » Ios Xe » Version: 3.16.4s
    cpe:2.3:o:cisco:ios_xe:3.16.4s
  • Cisco » Ios Xe » Version: 3.16.5s
    cpe:2.3:o:cisco:ios_xe:3.16.5s
  • Cisco » Ios Xe » Version: 3.16.6s
    cpe:2.3:o:cisco:ios_xe:3.16.6s
  • Cisco » Ios Xe » Version: 3.17.0s
    cpe:2.3:o:cisco:ios_xe:3.17.0s
  • Cisco » Ios Xe » Version: 3.17.1as
    cpe:2.3:o:cisco:ios_xe:3.17.1as
  • Cisco » Ios Xe » Version: 3.17.1s
    cpe:2.3:o:cisco:ios_xe:3.17.1s
  • Cisco » Ios Xe » Version: 3.17.3s
    cpe:2.3:o:cisco:ios_xe:3.17.3s
  • Cisco » Ios Xe » Version: 3.18.0as
    cpe:2.3:o:cisco:ios_xe:3.18.0as
  • Cisco » Ios Xe » Version: 3.18.0s
    cpe:2.3:o:cisco:ios_xe:3.18.0s
  • Cisco » Ios Xe » Version: 3.18.1s
    cpe:2.3:o:cisco:ios_xe:3.18.1s
  • Cisco » Ios Xe » Version: 3.18.2s
    cpe:2.3:o:cisco:ios_xe:3.18.2s
  • Cisco » Ios Xe » Version: 3.18.3s
    cpe:2.3:o:cisco:ios_xe:3.18.3s
  • Cisco » Ios Xe » Version: 3.18.3vs
    cpe:2.3:o:cisco:ios_xe:3.18.3vs


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