Pepperminty-Wiki 0.15 getsvgsize 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 (≈)
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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.
8.3$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Pepperminty-Wiki 0.15. Affected by this vulnerability is the function getsvgsize. Executing a manipulation can lead to xml external entity reference. This vulnerability appears as CVE-2017-1000497. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Pepperminty-Wiki 0.15 (Content Management System) and classified as critical. This vulnerability affects the function getsvgsize. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Pepperminty-Wiki version 0.15 is vulnerable to XXE attacks in the getsvgsize function resulting in denial of service and possibly remote code execution

The bug was discovered 12/13/2017. The weakness was presented 01/03/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability was named CVE-2017-1000497 since 01/03/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $0-$5k.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.3

VulDB Base Score: 7.3
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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

12/13/2017 🔍
01/03/2018 +21 days 🔍
01/03/2018 +0 days 🔍
01/03/2018 +0 days 🔍
01/04/2018 +1 days 🔍
01/20/2023 +1842 days 🔍

Sourcesinfo

Advisory: 152
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-1000497 (🔍)
GCVE (CVE): GCVE-0-2017-1000497
GCVE (VulDB): GCVE-100-111298

Entryinfo

Created: 01/04/2018 07:37
Updated: 01/20/2023 08:52
Changes: 01/04/2018 07:37 (57), 12/19/2019 14:02 (2), 01/20/2023 08:52 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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