VDB-155660 · CVE-2020-4246 · XFDB 175481

IBM Security Identity Governance/Intelligence 5.2.6 XML Data xml external entity reference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$5k-$25k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in IBM Security Identity Governance and Intelligence 5.2.6. Affected is an unknown function. Such manipulation as part of XML Data leads to xml external entity reference. This vulnerability is referenced as CVE-2020-4246. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in IBM Security Identity Governance and Intelligence 5.2.6 (Access Management Software) and classified as critical. Affected by this issue is an unknown functionality. The manipulation as part of a XML Data leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. Impacted is confidentiality, integrity, and availability. CVE summarizes:

IBM Security Identity Governance and Intelligence 5.2.6 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 175481.

The weakness was published 05/28/2020 (Website). The advisory is shared for download at exchange.xforce.ibmcloud.com. This vulnerability is handled as CVE-2020-4246 since 12/30/2019. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation needs a simple authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/30/2020). It is expected to see the exploit prices for this product increasing in the near future.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-155658, VDB-155662, VDB-155661 and VDB-155659. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Access Management Software

Vendor

Name

Version

5.2.6

License

commercial

Website

Vendor: https://www.ibm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/30/2019 🔍
05/28/2020 +150 days 🔍
05/29/2020 +1 days 🔍
10/19/2020 +143 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: exchange.xforce.ibmcloud.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-4246 (🔍)
GCVE (CVE): GCVE-0-2020-4246
GCVE (VulDB): GCVE-100-155660
X-Force: 175481

See also: 🔍

Entryinfo

Created: 05/30/2020 00:07
Updated: 10/19/2020 13:39
Changes: 05/30/2020 00:07 (41), 05/30/2020 00:12 (18), 10/19/2020 13:33 (1), 10/19/2020 13:39 (1)
Complete: 🔍
Cache ID: 216::103