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Cisco FXOS and NX-OS Software Cisco Discovery Protocol Arbitrary Code Execution Vulnerability

cisco-sa-20180620-fxnxos-dos · High · Published · Updated

A vulnerability in the Cisco Discovery Protocol component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code as root or cause a denial of service (DoS) condition on the affected device. The vulnerability exists because of insufficiently validated Cisco Discovery Protocol packet headers. An attacker could exploit this vulnerability by sending a crafted Cisco Discovery Protocol packet to a Layer 2 adjacent affected device. A successful exploit could allow the attacker to cause a buffer overflow that could allow the attacker to execute arbitrary code as root or cause a DoS condition on the affected device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-fxnxos-dos This advisory is part of the June 2018 Cisco FXOS and NX-OS Software Security Advisory Collection, which includes 24 Cisco Security Advisories that describe 24 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: June 2018 Cisco FXOS and NX-OS Software Security Advisory Collection.

Cisco advisory · CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2018-0303
Cisco Bug IDsCSCvc22202, CSCvc22205, CSCvc88078, CSCvc88167, CSCvc88150, CSCvc88162, CSCvc88159, CSCvc22208
CVSS ScoreBase 7.5
Base 7.5 CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco Unified Computing System (Managed), Cisco Firepower Extensible Operating System (FXOS), Cisco NX-OS Software 5.2(1), Cisco NX-OS Software 5.2(3a), Cisco NX-OS Software 5.2(4), Cisco NX-OS Software 5.2(5), Cisco NX-OS Software 5.2(7), Cisco NX-OS Software 5.2(9), Cisco NX-OS Software 6.1(1), Cisco NX-OS Software 6.1(2), Cisco NX-OS Software 6.1(3), Cisco NX-OS Software 6.1(4), Cisco NX-OS Software 6.1(4a), Cisco NX-OS Software 6.1(5), Cisco NX-OS Software 4.2(1)N1(1), Cisco NX-OS Software 4.2(1)N2(1), Cisco NX-OS Software 4.2(1)N2(1a), Cisco NX-OS Software 4.2(1)SV1(4), Cisco NX-OS Software 4.2(1)SV1(4a), Cisco NX-OS Software 4.2(1)SV1(4b), Cisco NX-OS Software 4.2(1)SV1(5.1), Cisco NX-OS Software 4.2(1)SV1(5.1a), Cisco NX-OS Software 4.2(1)SV1(5.2), Cisco NX-OS Software 4.2(1)SV1(5.2b), Cisco NX-OS Software 4.2(1)SV2(1.1), Cisco NX-OS Software 4.2(1)SV2(1.1a), Cisco NX-OS Software 4.2(1)SV2(2.1), Cisco NX-OS Software 4.2(1)SV2(2.1a), Cisco NX-OS Software 4.2(1)SV2(2.2), Cisco NX-OS Software 4.2(1)SV2(2.3), Cisco NX-OS Software 5.0(2)N1(1), Cisco NX-OS Software 5.0(2)N2(1), Cisco NX-OS Software 5.0(2)N2(1a), Cisco NX-OS Software 5.0(3)A1(1), Cisco NX-OS Software 5.0(3)A1(2), Cisco NX-OS Software 5.0(3)A1(2a), Cisco NX-OS Software 5.0(3)N1(1c), Cisco NX-OS Software 5.0(3)N1(1), Cisco NX-OS Software 5.0(3)N1(1a), Cisco NX-OS Software 5.0(3)N1(1b), Cisco NX-OS Software 5.0(3)N2(1), Cisco NX-OS Software 5.0(3)N2(2), Cisco NX-OS Software 5.0(3)N2(2a), Cisco NX-OS Software 5.0(3)N2(2b), Cisco NX-OS Software 5.0(3)U1(1), Cisco NX-OS Software 5.0(3)U1(1a), Cisco NX-OS Software 5.0(3)U1(1b), Cisco NX-OS Software 5.0(3)U1(1d), Cisco NX-OS Software 5.0(3)U1(2), Cisco NX-OS Software 5.0(3)U1(2a), Cisco NX-OS Software 5.0(3)U1(1c), Cisco NX-OS Software 5.0(3)U2(1), Cisco NX-OS Software 5.0(3)U2(2), Cisco NX-OS Software 5.0(3)U2(2a), Cisco NX-OS Software 5.0(3)U2(2b), Cisco NX-OS Software 5.0(3)U2(2c), Cisco NX-OS Software 5.0(3)U2(2d), Cisco NX-OS Software 5.0(3)U3(1), Cisco NX-OS Software 5.0(3)U3(2), Cisco NX-OS Software 5.0(3)U3(2a), Cisco NX-OS Software 5.0(3)U3(2b), Cisco NX-OS Software 5.0(3)U4(1), Cisco NX-OS Software 5.0(3)U5(1), Cisco NX-OS Software 5.0(3)U5(1a), Cisco NX-OS Software 5.0(3)U5(1b), Cisco NX-OS Software 5.0(3)U5(1c), Cisco NX-OS Software 5.0(3)U5(1d), Cisco NX-OS Software 5.0(3)U5(1e), Cisco NX-OS Software 5.0(3)U5(1f), Cisco NX-OS Software 5.0(3)U5(1g), Cisco NX-OS Software 5.0(3)U5(1h), Cisco NX-OS Software 5.0(3)U5(1i), Cisco NX-OS Software 5.0(3)U5(1j), Cisco NX-OS Software 5.1(3)N1(1), Cisco NX-OS Software 5.1(3)N1(1a), Cisco NX-OS Software 5.1(3)N2(1), Cisco NX-OS Software 5.1(3)N2(1a), Cisco NX-OS Software 5.1(3)N2(1b), Cisco NX-OS Software 5.1(3)N2(1c), Cisco NX-OS Software 5.2(1)N1(1), Cisco NX-OS Software 5.2(1)N1(1a), Cisco NX-OS Software 5.2(1)N1(1b), Cisco NX-OS Software 5.2(1)N1(2), Cisco NX-OS Software 5.2(1)N1(2a), Cisco NX-OS Software 5.2(1)N1(3), Cisco NX-OS Software 5.2(1)N1(4), Cisco NX-OS Software 5.2(1)N1(5), Cisco NX-OS Software 5.2(1)N1(6), Cisco NX-OS Software 5.2(1)N1(7), Cisco NX-OS Software 5.2(1)N1(8a), Cisco NX-OS Software 5.2(1)N1(8), Cisco NX-OS Software 5.2(1)N1(8b), Cisco NX-OS Software 5.2(1)N1(9), Cisco NX-OS Software 5.2(1)N1(9a), Cisco NX-OS Software 5.2(1)N1(9b), Cisco NX-OS Software 5.2(1)SV3(1.4), Cisco NX-OS Software 5.2(1)SV3(1.1), Cisco NX-OS Software 5.2(1)SV3(1.3), Cisco NX-OS Software 5.2(1)SV3(1.5a), Cisco NX-OS Software 5.2(1)SV3(1.5b), Cisco NX-OS Software 5.2(1)SV3(1.6), Cisco NX-OS Software 5.2(1)SV3(1.10), Cisco NX-OS Software 5.2(1)SV3(1.15), Cisco NX-OS Software 5.2(1)SV3(2.1), Cisco NX-OS Software 5.2(1)SV3(2.5), Cisco NX-OS Software 5.2(1)SV3(2.8), Cisco NX-OS Software 5.2(1)SV3(3.1), Cisco NX-OS Software 5.2(1)SV3(1.2), Cisco NX-OS Software 5.2(1)SV3(1.4b), Cisco NX-OS Software 6.0(1), Cisco NX-OS Software 6.0(2), Cisco NX-OS Software 6.0(3), Cisco NX-OS Software 6.0(4), Cisco NX-OS Software 6.0(2)A1(1), Cisco NX-OS Software 6.0(2)A1(1a), Cisco NX-OS Software 6.0(2)A1(1b), Cisco NX-OS Software 6.0(2)A1(1c), Cisco NX-OS Software 6.0(2)A1(1d), Cisco NX-OS Software 6.0(2)A1(1e), Cisco NX-OS Software 6.0(2)A1(1f), Cisco NX-OS Software 6.0(2)A1(2d), Cisco NX-OS Software 6.0(2)A3(1), Cisco NX-OS Software 6.0(2)A3(2), Cisco NX-OS Software 6.0(2)A3(4), Cisco NX-OS Software 6.0(2)A4(1), Cisco NX-OS Software 6.0(2)A4(2), Cisco NX-OS Software 6.0(2)A4(3), Cisco NX-OS Software 6.0(2)A4(4), Cisco NX-OS Software 6.0(2)A4(5), Cisco NX-OS Software 6.0(2)A4(6), Cisco NX-OS Software 6.0(2)A6(1), Cisco NX-OS Software 6.0(2)A6(1a), Cisco NX-OS Software 6.0(2)A6(2), Cisco NX-OS Software 6.0(2)A6(2a), Cisco NX-OS Software 6.0(2)A6(3), Cisco NX-OS Software 6.0(2)A6(3a), Cisco NX-OS Software 6.0(2)A6(4), Cisco NX-OS Software 6.0(2)A6(4a), Cisco NX-OS Software 6.0(2)A6(5), Cisco NX-OS Software 6.0(2)A6(5a), Cisco NX-OS Software 6.0(2)A6(5b), Cisco NX-OS Software 6.0(2)A6(6), Cisco NX-OS Software 6.0(2)A6(7), Cisco NX-OS Software 6.0(2)A6(8), Cisco NX-OS Software 6.0(2)A7(1), Cisco NX-OS Software 6.0(2)A7(1a), Cisco NX-OS Software 6.0(2)A7(2), Cisco NX-OS Software 6.0(2)A7(2a), Cisco NX-OS Software 6.0(2)A8(1), Cisco NX-OS Software 6.0(2)A8(2), Cisco NX-OS Software 6.0(2)A8(3), Cisco NX-OS Software 6.0(2)A8(4), Cisco NX-OS Software 6.0(2)A8(4a), Cisco NX-OS Software 6.0(2)N1(1), Cisco NX-OS Software 6.0(2)N1(2), Cisco NX-OS Software 6.0(2)N1(2a), Cisco NX-OS Software 6.0(2)N2(1), Cisco NX-OS Software 6.0(2)N2(1b), Cisco NX-OS Software 6.0(2)N2(2), Cisco NX-OS Software 6.0(2)N2(3), Cisco NX-OS Software 6.0(2)N2(4), Cisco NX-OS Software 6.0(2)N2(5), Cisco NX-OS Software 6.0(2)N2(5a), Cisco NX-OS Software 6.0(2)N2(6), Cisco NX-OS Software 6.0(2)N2(7), Cisco NX-OS Software 6.0(2)U1(1), Cisco NX-OS Software 6.0(2)U1(2), Cisco NX-OS Software 6.0(2)U1(1a), Cisco NX-OS Software 6.0(2)U1(3), Cisco NX-OS Software 6.0(2)U1(4), Cisco NX-OS Software 6.0(2)U2(1), Cisco NX-OS Software 6.0(2)U2(2), Cisco NX-OS Software 6.0(2)U2(3), Cisco NX-OS Software 6.0(2)U2(4), Cisco NX-OS Software 6.0(2)U2(5), Cisco NX-OS Software 6.0(2)U2(6), Cisco NX-OS Software 6.0(2)U3(1), Cisco NX-OS Software 6.0(2)U3(2), Cisco NX-OS Software 6.0(2)U3(3), Cisco NX-OS Software 6.0(2)U3(4), Cisco NX-OS Software 6.0(2)U3(5), Cisco NX-OS Software 6.0(2)U3(6), Cisco NX-OS Software 6.0(2)U3(7), Cisco NX-OS Software 6.0(2)U3(8), Cisco NX-OS Software 6.0(2)U3(9), Cisco NX-OS Software 6.0(2)U4(1), Cisco NX-OS Software 6.0(2)U4(2), Cisco NX-OS Software 6.0(2)U4(3), Cisco NX-OS Software 6.0(2)U4(4), Cisco NX-OS Software 6.0(2)U5(1), Cisco NX-OS Software 6.0(2)U5(2), Cisco NX-OS Software 6.0(2)U5(3), Cisco NX-OS Software 6.0(2)U5(4), Cisco NX-OS Software 6.0(2)U6(1), Cisco NX-OS Software 6.0(2)U6(2), Cisco NX-OS Software 6.0(2)U6(3), Cisco NX-OS Software 6.0(2)U6(4), Cisco NX-OS Software 6.0(2)U6(5), Cisco NX-OS Software 6.0(2)U6(6), Cisco NX-OS Software 6.0(2)U6(7), Cisco NX-OS Software 6.0(2)U6(8), Cisco NX-OS Software 6.0(2)U6(1a), Cisco NX-OS Software 6.0(2)U6(2a), Cisco NX-OS Software 6.0(2)U6(3a), Cisco NX-OS Software 6.0(2)U6(4a), Cisco NX-OS Software 6.0(2)U6(5a), Cisco NX-OS Software 6.0(2)U6(5b), Cisco NX-OS Software 6.0(2)U6(5c), Cisco NX-OS Software 6.0(2)U6(9), Cisco NX-OS Software 6.0(2)U6(10), Cisco NX-OS Software 6.1(2)I1(3), Cisco NX-OS Software 6.1(2)I1(1), Cisco NX-OS Software 6.1(2)I1(2), Cisco NX-OS Software 6.1(2)I2(1), Cisco NX-OS Software 6.1(2)I2(2), Cisco NX-OS Software 6.1(2)I2(2a), Cisco NX-OS Software 6.1(2)I2(3), Cisco NX-OS Software 6.1(2)I2(2b), Cisco NX-OS Software 6.1(2)I3(1), Cisco NX-OS Software 6.1(2)I3(2), Cisco NX-OS Software 6.1(2)I3(3), Cisco NX-OS Software 6.1(2)I3(3.78), Cisco NX-OS Software 6.1(2)I3(4), Cisco NX-OS Software 6.1(2)I3(3a), Cisco NX-OS Software 6.1(2)I3(4a), Cisco NX-OS Software 6.1(2)I3(4b), Cisco NX-OS Software 6.1(2)I3(4c), Cisco NX-OS Software 6.1(2)I3(4d), Cisco NX-OS Software 6.1(2)I3(4e), Cisco NX-OS Software 6.1(2)I3(5), Cisco NX-OS Software 6.1(2)I3(5a), Cisco NX-OS Software 6.1(2)I3(5b), Cisco NX-OS Software 6.1(2)I3(3b), Cisco NX-OS Software 6.2(2), Cisco NX-OS Software 6.2(2a), Cisco NX-OS Software 6.2(6), Cisco NX-OS Software 6.2(6b), Cisco NX-OS Software 6.2(8), Cisco NX-OS Software 6.2(8a), Cisco NX-OS Software 6.2(8b), Cisco NX-OS Software 6.2(10), Cisco NX-OS Software 6.2(12), Cisco NX-OS Software 6.2(18), Cisco NX-OS Software 6.2(16), Cisco NX-OS Software 6.2(14), Cisco NX-OS Software 6.2(14a), Cisco NX-OS Software 6.2(6a), Cisco NX-OS Software 6.2(1), Cisco NX-OS Software 6.2(3), Cisco NX-OS Software 6.2(5), Cisco NX-OS Software 6.2(5a), Cisco NX-OS Software 6.2(5b), Cisco NX-OS Software 6.2(7), Cisco NX-OS Software 6.2(9), Cisco NX-OS Software 6.2(9a), Cisco NX-OS Software 6.2(9b), Cisco NX-OS Software 6.2(9c), Cisco NX-OS Software 6.2(11), Cisco NX-OS Software 6.2(11b), Cisco NX-OS Software 6.2(11c), Cisco NX-OS Software 6.2(11d), Cisco NX-OS Software 6.2(11e), Cisco NX-OS Software 6.2(13), Cisco NX-OS Software 6.2(13a), Cisco NX-OS Software 6.2(13b), Cisco NX-OS Software 6.2(15), Cisco NX-OS Software 6.2(17), Cisco NX-OS Software 6.2(19), Cisco NX-OS Software 6.2(21), Cisco NX-OS Software 6.2(23), Cisco NX-OS Software 7.0(3), Cisco NX-OS Software 7.0(0)N1(1), Cisco NX-OS Software 7.0(1)N1(1), Cisco NX-OS Software 7.0(2)I2(2c), Cisco NX-OS Software 7.0(2)N1(1), Cisco NX-OS Software 7.0(2)N1(1a), Cisco NX-OS Software 7.0(3)F1(1), Cisco NX-OS Software 7.0(3)I1(1), Cisco NX-OS Software 7.0(3)I1(1a), Cisco NX-OS Software 7.0(3)I1(1b), Cisco NX-OS Software 7.0(3)I1(2), Cisco NX-OS Software 7.0(3)I1(3), Cisco NX-OS Software 7.0(3)I1(3a), Cisco NX-OS Software 7.0(3)I1(3b), Cisco NX-OS Software 7.0(3)I2(2a), Cisco NX-OS Software 7.0(3)I2(2b), Cisco NX-OS Software 7.0(3)I2(2c), Cisco NX-OS Software 7.0(3)I2(2d), Cisco NX-OS Software 7.0(3)I2(2e), Cisco NX-OS Software 7.0(3)I2(3), Cisco NX-OS Software 7.0(3)I2(4), Cisco NX-OS Software 7.0(3)I2(5), Cisco NX-OS Software 7.0(3)I2(1), Cisco NX-OS Software 7.0(3)I2(1a), Cisco NX-OS Software 7.0(3)I2(2), Cisco NX-OS Software 7.0(3)I3(1), Cisco NX-OS Software 7.0(3)I4(1), Cisco NX-OS Software 7.0(3)I4(2), Cisco NX-OS Software 7.0(3)I4(3), Cisco NX-OS Software 7.0(3)I4(4), Cisco NX-OS Software 7.0(3)I4(5), Cisco NX-OS Software 7.0(3)I5(1), Cisco NX-OS Software 7.0(3)IX1(2), Cisco NX-OS Software 7.0(3)IX1(2a), Cisco NX-OS Software 7.0(3)N1(1), Cisco NX-OS Software 7.0(4)N1(1), Cisco NX-OS Software 7.0(4)N1(1a), Cisco NX-OS Software 7.0(5)N1(1), Cisco NX-OS Software 7.0(5)N1(1a), Cisco NX-OS Software 7.0(6)N1(1), Cisco NX-OS Software 7.0(6)N1(4s), Cisco NX-OS Software 7.0(6)N1(3s), Cisco NX-OS Software 7.0(6)N1(2s), Cisco NX-OS Software 7.0(6)N1(1c), Cisco NX-OS Software 7.0(7)N1(1), Cisco NX-OS Software 7.0(7)N1(1b), Cisco NX-OS Software 7.0(7)N1(1a), Cisco NX-OS Software 7.0(8)N1(1), Cisco NX-OS Software 7.0(8)N1(1a), Cisco NX-OS Software 7.1(0)N1(1a), Cisco NX-OS Software 7.1(0)N1(1b), Cisco NX-OS Software 7.1(0)N1(2), Cisco NX-OS Software 7.1(0)N1(1), Cisco NX-OS Software 7.1(1)N1(1), Cisco NX-OS Software 7.1(1)N1(1a), Cisco NX-OS Software 7.1(2)N1(1), Cisco NX-OS Software 7.1(2)N1(1a), Cisco NX-OS Software 7.1(3)N1(1), Cisco NX-OS Software 7.1(3)N1(2), Cisco NX-OS Software 7.1(3)N1(5), Cisco NX-OS Software 7.1(3)N1(4), Cisco NX-OS Software 7.1(3)N1(3), Cisco NX-OS Software 7.1(3)N1(2a), Cisco NX-OS Software 7.1(3)N1(1b), Cisco NX-OS Software 7.1(4)N1(1), Cisco NX-OS Software 7.1(4)N1(1d), Cisco NX-OS Software 7.1(4)N1(1c), Cisco NX-OS Software 7.1(4)N1(1a), Cisco NX-OS Software 7.1(4)N1(1e), Cisco NX-OS Software 7.1(5)N1(1), Cisco NX-OS Software 7.2(0)D1(1), Cisco NX-OS Software 7.2(0)N1(1), Cisco NX-OS Software 7.2(1)D1(1), Cisco NX-OS Software 7.2(1)N1(1), Cisco NX-OS Software 7.2(2)D1(2), Cisco NX-OS Software 7.2(2)D1(1), Cisco NX-OS Software 7.3(0)D1(1), Cisco NX-OS Software 7.3(0)DX(1), Cisco NX-OS Software 7.3(0)N1(1), Cisco NX-OS Software 7.3(0)N1(1b), Cisco NX-OS Software 7.3(0)N1(1a), Cisco NX-OS Software 7.3(1)D1(1B), Cisco NX-OS Software 7.3(1)D1(1), Cisco NX-OS Software 7.3(1)N1(0.1), Cisco NX-OS Software 7.3(1)N1(1), Cisco NX-OS Software 8.0(1), Cisco NX-OS Software

Related Products

Product CVE Evidence
Firepower Extensible Operating System CVE-2018-0303 Cisco OpenVuln
Cisco Unified Computing System (Managed) CVE-2018-0303 Cisco OpenVuln
Cisco NX-OS Software CVE-2018-0303 Cisco OpenVuln
Cisco Firepower Extensible Operating System (FXOS) CVE-2018-0303 Cisco OpenVuln
Cisco Firepower Extensible Operating System CVE-2018-0303 Cisco OpenVuln