Cisco NX-OS up to 10.4(3) Bash Shell authorization

Summaryinfo

A vulnerability classified as critical was found in Cisco NX-OS. This impacts an unknown function of the component Bash Shell. Executing a manipulation can lead to authorization. This vulnerability is registered as CVE-2024-20413. The attack needs to be launched locally. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco NX-OS. It has been declared as critical. This vulnerability affects an unknown function of the component Bash Shell. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in Cisco NX-OS Software could allow an authenticated, local attacker with privileges to access the Bash shell to elevate privileges to network-admin on an affected device. This vulnerability is due to insufficient security restrictions when executing application arguments from the Bash shell. An attacker with privileges to access the Bash shell could exploit this vulnerability by executing crafted commands on the underlying operating system. A successful exploit could allow the attacker to create new users with the privileges of network-admin.

The advisory is available at sec.cloudapps.cisco.com. This vulnerability was named CVE-2024-20413 since 11/08/2023. The exploitation appears to be easy. Local access is required to approach this attack. The exploitation requires an enhanced level of successful authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/29/2024).

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Router Operating System

Vendor

• Cisco

Name

• NX-OS

Version

• 6.0(2)A6(1)
• 6.0(2)A6(1a)
• 6.0(2)A6(2)
• 6.0(2)A6(2a)
• 6.0(2)A6(3)
• 6.0(2)A6(3a)
• 6.0(2)A6(4)
• 6.0(2)A6(4a)
• 6.0(2)A6(5)
• 6.0(2)A6(5a)
• 6.0(2)A6(5b)
• 6.0(2)A6(6)
• 6.0(2)A6(7)
• 6.0(2)A6(8)
• 6.0(2)A8(1)
• 6.0(2)A8(2)
• 6.0(2)A8(3)
• 6.0(2)A8(4)
• 6.0(2)A8(4a)
• 6.0(2)A8(5)
• 6.0(2)A8(6)
• 6.0(2)A8(7)
• 6.0(2)A8(7a)
• 6.0(2)A8(7b)
• 6.0(2)A8(8)
• 6.0(2)A8(9)
• 6.0(2)A8(10)
• 6.0(2)A8(10a)
• 6.0(2)A8(11)
• 6.0(2)A8(11a)
• 6.0(2)A8(11b)
• 6.0(2)U6(1)
• 6.0(2)U6(1a)
• 6.0(2)U6(2)
• 6.0(2)U6(2a)
• 6.0(2)U6(3)
• 6.0(2)U6(3a)
• 6.0(2)U6(4)
• 6.0(2)U6(4a)
• 6.0(2)U6(5)
• 6.0(2)U6(5a)
• 6.0(2)U6(5b)
• 6.0(2)U6(5c)
• 6.0(2)U6(6)
• 6.0(2)U6(7)
• 6.0(2)U6(8)
• 6.0(2)U6(9)
• 6.0(2)U6(10)
• 6.0(2)U6(10a)
• 7.0(3)F1(1)
• 7.0(3)F2(1)
• 7.0(3)F2(2)
• 7.0(3)F3(1)
• 7.0(3)F3(2)
• 7.0(3)F3(3)
• 7.0(3)F3(3a)
• 7.0(3)F3(3c)
• 7.0(3)F3(4)
• 7.0(3)F3(5)
• 7.0(3)I4(1)
• 7.0(3)I4(1t)
• 7.0(3)I4(2)
• 7.0(3)I4(3)
• 7.0(3)I4(4)
• 7.0(3)I4(5)
• 7.0(3)I4(6)
• 7.0(3)I4(6t)
• 7.0(3)I4(7)
• 7.0(3)I4(8)
• 7.0(3)I4(8a)
• 7.0(3)I4(8b)
• 7.0(3)I4(8z)
• 7.0(3)I4(9)
• 7.0(3)I5(1)
• 7.0(3)I5(2)
• 7.0(3)I5(3)
• 7.0(3)I5(3a)
• 7.0(3)I5(3b)
• 7.0(3)I6(1)
• 7.0(3)I6(2)
• 7.0(3)I7(1)
• 7.0(3)I7(2)
• 7.0(3)I7(3)
• 7.0(3)I7(3z)
• 7.0(3)I7(4)
• 7.0(3)I7(5)
• 7.0(3)I7(5a)
• 7.0(3)I7(6)
• 7.0(3)I7(6z)
• 7.0(3)I7(7)
• 7.0(3)I7(8)
• 7.0(3)I7(9)
• 7.0(3)I7(9w)
• 7.0(3)I7(10)
• 7.0(3)IA7(1)
• 7.0(3)IA7(2)
• 7.0(3)IC4(4)
• 7.0(3)IM3(1)
• 7.0(3)IM3(2)
• 7.0(3)IM3(2a)
• 7.0(3)IM3(2b)
• 7.0(3)IM3(3)
• 7.0(3)IM7(2)
• 9.2(1)
• 9.2(2)
• 9.2(2t)
• 9.2(2v)
• 9.2(3)
• 9.2(3y)
• 9.2(4)
• 9.3(1)
• 9.3(1z)
• 9.3(2)
• 9.3(3)
• 9.3(4)
• 9.3(5)
• 9.3(5w)
• 9.3(6)
• 9.3(7)
• 9.3(7a)
• 9.3(7k)
• 9.3(8)
• 9.3(9)
• 9.3(10)
• 9.3(11)
• 9.3(12)
• 9.3(13)
• 10.1(1)
• 10.1(2)
• 10.1(2t)
• 10.2(1)
• 10.2(1q)
• 10.2(2)
• 10.2(2a)
• 10.2(3)
• 10.2(3t)
• 10.2(3v)
• 10.2(4)
• 10.2(5)
• 10.2(6)
• 10.2(7)
• 10.3(1)
• 10.3(2)
• 10.3(3)
• 10.3(3o)
• 10.3(3p)
• 10.3(3q)
• 10.3(3r)
• 10.3(3w)
• 10.3(3x)
• 10.3(4)
• 10.3(4a)
• 10.3(4g)
• 10.3(5)
• 10.3(99w)
• 10.3(99x)
• 10.4(1)
• 10.4(2)
• 10.4(3)

License

• commercial

Website

• Vendor: https://www.cisco.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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