Vulnerability CVE-2021-20561

Vulnerability Name:

CVE-2021-20561 (CCN-199230)

Assigned:

2020-12-17

Published:

2021-10-06

Updated:

2021-10-15

Summary:

IBM Sterling File Gateway 2.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 199230.

CVSS v3 Severity:

6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)

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

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

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

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-79

Vulnerability Consequences:

Cross-Site Scripting

References:

Source: MITRE
Type: CNA
CVE-2021-20561

Source: XF
Type: UNKNOWN
ibm-sterling-cve202120561-xss(199230)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-sterling-cve202120561-xss (199230)

Source: CCN
Type: IBM Security Bulletin 6496759 (Sterling File Gateway)
Access Control Vulnerability Affects myfilegateway User Interface of IBM Sterling File Gateway (CVE-2021-20561)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/6496759

Vulnerable Configuration:

Configuration 1:

cpe:/a:ibm:sterling_b2b_integrator:*:*:*:*:*:*:*:* (Version >= 2.2.0.0 and <= 5.2.6.5_4)

OR cpe:/a:ibm:sterling_b2b_integrator:*:*:*:*:*:*:*:* (Version >= 6.0.0.0 and <= 6.0.0.6)

OR cpe:/a:ibm:sterling_b2b_integrator:*:*:*:*:*:*:*:* (Version >= 6.0.1.0 and <= 6.0.3.4)

OR cpe:/a:ibm:sterling_b2b_integrator:*:*:*:*:*:*:*:* (Version >= 6.1.0.0 and <= 6.1.0.2)

Configuration CCN 1:

cpe:/a:ibm:sterling_file_gateway:2.2.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:sterling_file_gateway:6.0.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:sterling_file_gateway:6.0.0.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

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