Vulnerability CVE-2017-4963

Vulnerability Name:

CVE-2017-4963 (CCN-127735)

Assigned:

2016-12-29

Published:

2017-03-29

Updated:

2019-07-30

Summary:

An issue was discovered in Cloud Foundry Foundation Cloud Foundry release v252 and earlier versions, UAA stand-alone release v2.0.0 - v2.7.4.12 & v3.0.0 - v3.11.0, and UAA bosh release v26 & earlier versions. UAA is vulnerable to session fixation when configured to authenticate against external SAML or OpenID Connect based identity providers.

CVSS v3 Severity:

8.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/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): High Integrity (I): High Availibility (A): High

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

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

CVSS v2 Severity:

6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)

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

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

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

Vulnerability Type:

CWE-384

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2017-4963

Source: XF
Type: UNKNOWN
cloudfoundry-cve20174963-session-hijacking(127735)

Source: CCN
Type: Cloud Foundry Web site
CVE-2017-4963: Session Fixation for UAA External Authentication

Source: CONFIRM
Type: Vendor Advisory
https://www.cloudfoundry.org/cve-2017-4963/

Vulnerable Configuration:

Configuration 1:

cpe:/a:pivotal_software:cloud_foundry_cf-release:*:*:*:*:*:*:*:* (Version <= 252)

OR cpe:/a:pivotal_software:cloud_foundry_uaa:*:*:*:*:*:*:*:* (Version >= 2.0.0 and <= 2.7.4.12)

OR cpe:/a:pivotal_software:cloud_foundry_uaa:*:*:*:*:*:*:*:* (Version >= 3.0.0 and <= 3.11.0)

OR cpe:/a:pivotal_software:cloud_foundry_uaa-release:*:*:*:*:*:bosh:*:* (Version <= 26)

Denotes that component is vulnerable

BACK