PrinceXML up to 10 XML Data xml external entity reference

CVSS Meta Temp Score
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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.
8.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in PrinceXML up to 10. This affects an unknown function of the component XML Data Handler. Executing a manipulation can lead to xml external entity reference. This vulnerability is handled as CVE-2018-19858. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in PrinceXML up to 10. It has been declared as critical. This vulnerability affects an unknown part of the component XML Data Handler. 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:

PrinceXML, versions 10 and below, is vulnerable to XXE due to the lack of protection against external entities. If an attacker passes HTML referencing an XML file (e.g., in an IFRAME element), PrinceXML will fetch the XML and parse it, thus giving an attacker file-read access and full-fledged SSRF.

The bug was discovered 12/05/2018. The weakness was released 01/30/2019 (Website). The advisory is shared for download at hacking.us.com. This vulnerability was named CVE-2018-19858 since 12/05/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 56 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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.3
VulDB Temp Score: 8.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
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

12/05/2018 🔍
12/05/2018 +0 days 🔍
01/30/2019 +56 days 🔍
01/30/2019 +0 days 🔍
01/31/2019 +1 days 🔍
05/06/2020 +461 days 🔍

Sourcesinfo

Advisory: hacking.us.com
Status: Not defined

CVE: CVE-2018-19858 (🔍)
GCVE (CVE): GCVE-0-2018-19858
GCVE (VulDB): GCVE-100-130336

Entryinfo

Created: 01/31/2019 13:04
Updated: 05/06/2020 20:25
Changes: 01/31/2019 13:04 (55), 05/06/2020 20:25 (1)
Complete: 🔍
Cache ID: 216::103

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