IBM Tivoli Key Lifecycle Manager 2.5/2.6/2.7 XML Data xml external entity reference

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in IBM Tivoli Key Lifecycle Manager 2.5/2.6/2.7. This affects an unknown function of the component XML Data Handler. Such manipulation leads to xml external entity reference. This vulnerability is listed as CVE-2017-1666. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in IBM Tivoli Key Lifecycle Manager 2.5/2.6/2.7 (Directory Service Software). Affected by this issue is an unknown part of the component XML Data Handler. The manipulation with an unknown input 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, and availability. CVE summarizes:

IBM Tivoli Key Lifecycle Manager 2.5, 2.6, and 2.7 is vulnerable to a 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: 133540.

The bug was discovered 01/05/2018. The weakness was presented 01/09/2018 by ryan (Website). The advisory is shared for download at ibm.com. This vulnerability is handled as CVE-2017-1666 since 11/30/2016. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/29/2021). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 102434†). See VDB-111551, VDB-111550 and VDB-111549 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

License

Website

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: 5.4
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2016 🔍
01/05/2018 +401 days 🔍
01/05/2018 +0 days 🔍
01/09/2018 +4 days 🔍
01/09/2018 +0 days 🔍
01/10/2018 +1 days 🔍
01/29/2021 +1115 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Researcher: Ron Craig, Warren Moynihan, Jonathan Fitz-Gerald, John Zuccato, Rodney Ryan, Chris Shepherd, Dmitriy Beryoza. (ryan)
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-1666 (🔍)
GCVE (CVE): GCVE-0-2017-1666
GCVE (VulDB): GCVE-100-111548
X-Force: 133560
SecurityFocus: 102434 - IBM Security Key Lifecycle Manager CVE-2017-1666 XML External Entity Injection Vulnerability

See also: 🔍

Entryinfo

Created: 01/10/2018 14:14
Updated: 01/29/2021 11:19
Changes: 01/10/2018 14:14 (62), 12/20/2019 19:29 (5), 01/29/2021 11:16 (3), 01/29/2021 11:19 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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