Umbraco CMS up to 7.7.2 importDocumenttype.aspx.cs xml external entity reference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Umbraco CMS up to 7.7.2. Affected by this vulnerability is an unknown functionality of the file Umbraco.Web/umbraco.presentation/umbraco/dialogs/importDocumenttype.aspx.cs. The manipulation leads to xml external entity reference. This vulnerability is known as CVE-2017-15280. An attack has to be approached locally. There is no exploit available. It is recommended to upgrade the affected component. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Detailsinfo

A vulnerability classified as problematic has been found in Umbraco CMS up to 7.7.2 (Content Management System). Affected is some unknown processing of the file Umbraco.Web/umbraco.presentation/umbraco/dialogs/importDocumenttype.aspx.cs. The manipulation with an unknown input leads to a xml external entity reference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. CVE summarizes:

XML external entity (XXE) vulnerability in Umbraco CMS before 7.7.3 allows attackers to obtain sensitive information by reading files on the server or sending TCP requests to intranet hosts (aka SSRF), related to Umbraco.Web/umbraco.presentation/umbraco/dialogs/importDocumenttype.aspx.cs.

The bug was discovered 10/06/2017. The weakness was published 10/12/2017 (Website). The advisory is shared for download at issues.umbraco.org. This vulnerability is traded as CVE-2017-15280 since 10/11/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 7.7.3 eliminates this vulnerability.

Similar entries are available at VDB-107822 and VDB-107819. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
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: 🔍

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CMS 7.7.3
Patch: github.com

Timelineinfo

10/06/2017 🔍
10/11/2017 +5 days 🔍
10/12/2017 +1 days 🔍
10/12/2017 +0 days 🔍
10/13/2017 +1 days 🔍
01/03/2023 +1908 days 🔍

Sourcesinfo

Advisory: 5dde2efe0d2b3a47d17439e03acabb7ea2befb64
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-15280 (🔍)
GCVE (CVE): GCVE-0-2017-15280
GCVE (VulDB): GCVE-100-107820
See also: 🔍

Entryinfo

Created: 10/13/2017 09:02 AM
Updated: 01/03/2023 12:43 PM
Changes: 10/13/2017 09:02 AM (61), 11/24/2019 03:11 PM (2), 01/03/2023 12:43 PM (5)
Complete: 🔍
Cache ID: 18:472:40

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