Cisco Adaptive Security Appliance Software Web Services Path Traversal (cisco-sa-asaftd-path-JE3azWw43)

High Nessus Plugin ID 136914

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VPR Score: 8.3

Synopsis

The remote device is missing a vendor-supplied security patch

Description

A vulnerability exists in the web services interface of Cisco Adaptive Security Appliance (ASA) Software due to a lack of proper input validation of the HTTP URL. An unauthenticated, remote attacker can exploit this, by sending a crafted HTTP request containing directory traversal character sequences, in order to view or delete arbitrary files on the targeted system within the web services file system.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in the Cisco Security Advisory

See Also

http://www.nessus.org/u?7e0745c0

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr55825

Plugin Details

Severity: High

ID: 136914

File Name: cisco-sa-asaftd-path-JE3azWw43-asa.nasl

Version: 1.6

Type: local

Family: CISCO

Published: 2020/05/27

Updated: 2020/08/14

Dependencies: 11936, 12634

Risk Information

Risk Factor: High

VPR Score: 8.3

CVSS Score Source: CVE-2020-3187

CVSS v2.0

Base Score: 7.5

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:cisco:adaptive_security_appliance_software

Required KB Items: Host/Cisco/ASA

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2020/05/06

Vulnerability Publication Date: 2020/05/06

Reference Information

CVE: CVE-2020-3187

CISCO-BUG-ID: CSCvr55825

CISCO-SA: cisco-sa-asaftd-path-JE3azWw43

IAVA: 2020-A-0205