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[email protected]CVE-2020-5942

HistoryNov 05, 2020 - 8:15 p.m.

CVE-2020-5942

2020-11-0520:15:17

[email protected]

web.nvd.nist.gov

cve-2020-5942

big-ip

pem

security vulnerability

nvd

tmm

pcrf

core file

restart

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

42.6%

JSON

In BIG-IP PEM versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.2.7, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when processing Capabilities-Exchange-Answer (CEA) packets with certain attributes from the Policy and Charging Rules Function (PCRF) server, the Traffic Management Microkernel (TMM) may generate a core file and restart.

Affected configurations

NVD

Node

f5big-ip_policy_enforcement_managerRange11.6.1–11.6.5.2

f5big-ip_policy_enforcement_managerRange12.1.0–12.1.5.2

f5big-ip_policy_enforcement_managerRange13.1.0–13.1.3.4

f5big-ip_policy_enforcement_managerRange14.1.0–14.1.2.8

f5big-ip_policy_enforcement_managerRange15.1.0–15.1.1

f5big-ip_policy_enforcement_managerRange16.0.0–16.0.1

CPENameOperatorVersion
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerle11.6.5.2
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerle12.1.5.2
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerle13.1.3.4
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerlt14.1.2.8
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerlt15.1.1
f5:big-ip_policy_enforcement_managerf5 big-ip policy enforcement managerlt16.0.1

CPE	Name	Operator	Version
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	le	11.6.5.2
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	le	12.1.5.2
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	le	13.1.3.4
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	lt	14.1.2.8
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	lt	15.1.1
f5:big-ip_policy_enforcement_manager	f5 big-ip policy enforcement manager	lt	16.0.1

CNA Affected

[
  {
    "product": "BIG-IP (PEM)",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.2.7, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2"
      }
    ]
  }
]

References

support.f5.com/csp/article/K82530456

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

42.6%

JSON

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