Vulnerability CVE-2020-4896

Vulnerability Name:

CVE-2020-4896 (CCN-190987)

Assigned:

2019-12-30

Published:

2021-01-06

Updated:

2021-07-21

Summary:

IBM Emptoris Sourcing 10.1.0, 10.1.1, and 10.1.3 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 190987.

CVSS v3 Severity:

6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/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): Low Integrity (I): Low Availibility (A): None

6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/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): Low Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-444

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2020-4896

Source: XF
Type: UNKNOWN
ibm-emptoris-cve20204896-cache-poisoning(190987)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-emptoris-cve20204896-cache-poisoning (190987)

Source: CCN
Type: IBM Security Bulletin 6398284 (Emptoris Sourcing)
Web Cache Poisoning Vulnerability Affects IBM Emptoris Sourcing (CVE-2020-4896)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/6398284

Vulnerable Configuration:

Configuration 1:

cpe:/a:ibm:emptoris_sourcing:*:*:*:*:*:*:*:* (Version >= 10.1.0.0 and < 10.1.0.38)

OR cpe:/a:ibm:emptoris_sourcing:*:*:*:*:*:*:*:* (Version >= 10.1.1.0 and < 10.1.1.35)

OR cpe:/a:ibm:emptoris_sourcing:*:*:*:*:*:*:*:* (Version >= 10.1.3.0 and < 10.1.3.30)

Configuration CCN 1:

cpe:/a:ibm:emptoris_sourcing:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_sourcing:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_sourcing:10.1.3:*:*:*:*:*:*:*

Denotes that component is vulnerable

BACK