Vulnerability CVE-2019-6590

Vulnerability Name:

CVE-2019-6590 (CCN-157402)

Assigned:

2019-01-29

Published:

2019-01-29

Updated:

2020-08-24

Summary:

On BIG-IP LTM 13.0.0 to 13.0.1 and 12.1.0 to 12.1.3.6, under certain conditions, the TMM may consume excessive resources when processing SSL Session ID Persistence traffic.

CVSS v3 Severity:

5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

7.1 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2019-6590

Source: BID
Type: Third Party Advisory, VDB Entry
106942

Source: XF
Type: UNKNOWN
f5-cve20196590-dos(157402)

Source: CCN
Type: F5 Security Advisory K55101404
TMM vulnerability CVE-2019-6590

Source: CONFIRM
Type: Mitigation, Vendor Advisory
https://support.f5.com/csp/article/K55101404

Vulnerable Configuration:

Configuration 1:

cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 11.5.1 and <= 11.6.3)

OR cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.3.6)

OR cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and <= 13.0.1)

Configuration CCN 1:

cpe:/a:f5:big-ip_local_traffic_manager:13.0.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.3:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip_local_traffic_manager:13.0.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip_local_traffic_manager:11.6.3:*:*:*:*:*:*:*

Denotes that component is vulnerable

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