CVE-2022-20938 - Improper Restriction of XML External Entity Reference

Severity

43%

Complexity

27%

Confidentiality

23%

A vulnerability in the module import function of the administrative interface of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to view sensitive information. This vulnerability is due to insufficient validation of the XML syntax when importing a module. An attacker could exploit this vulnerability by supplying a specially crafted XML file to the function. A successful exploit could allow the attacker to read sensitive data that would normally not be revealed.

CVSS 3.1 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Overview

Type

Cisco

First reported 2 years ago

2022-11-15 21:15:00

Last updated 2 years ago

2022-11-21 15:21:00

Affected Software

Cisco Firepower Management Center (FMC) 6.1.0.2

6.1.0.2

Cisco Firepower Management Center (FMC) 6.2.0.2

6.2.0.2

Cisco Firepower Management Center (FMC) 6.2.1

6.2.1

Cisco Firepower Management Center (FMC) 6.1.0

6.1.0

Cisco Firepower Management Center (FMC) 6.2.0

6.2.0

Cisco Firepower Management Center (FMC) 6.1.0.3

6.1.0.3

Cisco Firepower Management Center (FMC) 6.1.0.6

6.1.0.6

Cisco Firepower Management Center (FMC) 6.2.2

6.2.2

Cisco Firepower Management Center (FMC) 6.2.3

6.2.3

Cisco Firepower Management Center (FMC) 6.1.0.7

6.1.0.7

Cisco Firepower Management Center (FMC) 6.2.0.5

6.2.0.5

Cisco Firepower Management Center (FMC) 6.2.2.1

6.2.2.1

Cisco Firepower Management Center (FMC) 6.2.2.2

6.2.2.2

Cisco Firepower Management Center (FMC) 6.2.3.1

6.2.3.1

Cisco Firepower Management Center (FMC) 6.2.3.2

6.2.3.2

Cisco FirePOWER Management Center 6.2.3.6

6.2.3.6

Cisco Firepower Management Center (FMC) 6.2.3.10

6.2.3.10

Cisco Firepower Management Center (FMC) 6.3.0

6.3.0

Cisco Firepower Management Center (FMC) 6.4.0

6.4.0

Cisco Firepower Management Center (FMC) 6.5.0

6.5.0

Cisco Firepower Management Center (FMC) 6.1.0.1

6.1.0.1

Cisco Firepower Management Center (FMC) 6.1.0.4

6.1.0.4

Cisco Firepower Management Center (FMC) 6.1.0.5

6.1.0.5

Cisco Firepower Management Center (FMC) 6.2.0.1

6.2.0.1

Cisco Firepower Management Center (FMC) 6.2.0.3

6.2.0.3

Cisco Firepower Management Center (FMC) 6.2.0.4

6.2.0.4

Cisco Firepower Management Center (FMC) 6.2.0.6

6.2.0.6

Cisco Firepower Management Center (FMC) 6.2.2.3

6.2.2.3

Cisco Firepower Management Center (FMC) 6.2.2.4

6.2.2.4

Cisco Firepower Management Center (FMC) 6.2.3.3

6.2.3.3

Cisco Firepower Management Center (FMC) 6.2.3.4

6.2.3.4

Cisco Firepower Management Center (FMC) 6.2.3.5

6.2.3.5

Cisco Firepower Management Center (FMC) 6.2.3.7

6.2.3.7

Cisco Firepower Management Center (FMC) 6.2.3.9

6.2.3.9

Cisco Firepower Management Center (FMC) 6.2.3.11

6.2.3.11

Cisco Firepower Management Center (FMC) 6.2.2.5

6.2.2.5

Cisco Firepower Management Center (FMC) 6.2.3.12

6.2.3.12

Cisco Firepower Management Center (FMC) 6.2.3.13

6.2.3.13

Cisco Firepower Management Center (FMC) 6.2.3.14

6.2.3.14

Cisco Firepower Management Center (FMC) 6.2.3.15

6.2.3.15

Cisco Firepower Management Center (FMC) 6.3.0.1

6.3.0.1

Cisco Firepower Management Center (FMC) 6.3.0.2

6.3.0.2

Cisco Firepower Management Center (FMC) 6.3.0.3

6.3.0.3

Cisco Firepower Management Center (FMC) 6.3.0.4

6.3.0.4

Cisco Firepower Management Center (FMC) 6.3.0.5

6.3.0.5

Cisco Firepower Management Center (FMC) 6.4.0.1

6.4.0.1

Cisco Firepower Management Center (FMC) 6.4.0.3

6.4.0.3

Cisco Firepower Management Center (FMC) 6.4.0.2

6.4.0.2

Cisco Firepower Management Center (FMC) 6.4.0.4

6.4.0.4

Cisco Firepower Management Center (FMC) 6.4.0.5

6.4.0.5

Cisco Firepower Management Center (FMC) 6.4.0.7

6.4.0.7

Cisco Firepower Management Center (FMC) 6.4.0.8

6.4.0.8

Cisco Firepower Management Center (FMC) 6.5.0.2

6.5.0.2

Cisco Firepower Management Center (FMC) 6.5.0.3

6.5.0.3

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xxe-MzPC4bYd

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xxe-MzPC4bYd

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