Square Open Source Retrofit 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.
8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Square Open Source Retrofit and classified as critical. This affects an unknown part of the component XML Data Handler. Such manipulation leads to xml external entity reference. This vulnerability is traded as CVE-2018-1000844. The attack may be launched remotely. There is no exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Square Open Source Retrofit (the affected version is unknown) and classified as critical. Affected by this issue is an unknown code 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, integrity, and availability. CVE summarizes:

Square Open Source Retrofit version Prior to commit 4a693c5aeeef2be6c7ecf80e7b5ec79f6ab59437 contains a XML External Entity (XXE) vulnerability in JAXB that can result in An attacker could use this to remotely read files from the file system or to perform SSRF.. This vulnerability appears to have been fixed in After commit 4a693c5aeeef2be6c7ecf80e7b5ec79f6ab59437.

The bug was discovered 04/18/2018. The weakness was shared 12/20/2018 (Website). The advisory is available at github.com. This vulnerability is handled as CVE-2018-1000844 since 12/20/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 246 days. During that time the estimated underground price was around $0-$5k.

Applying the patch 4a693c5aeeef2be6c7ecf80e7b5ec79f6ab59437 is able to eliminate this problem.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 4a693c5aeeef2be6c7ecf80e7b5ec79f6ab59437

Timelineinfo

04/18/2018 🔍
12/20/2018 +246 days 🔍
12/20/2018 +0 days 🔍
12/20/2018 +0 days 🔍
12/21/2018 +1 days 🔍
06/20/2023 +1642 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-1000844 (🔍)
GCVE (CVE): GCVE-0-2018-1000844
GCVE (VulDB): GCVE-100-128174

Entryinfo

Created: 12/21/2018 10:41
Updated: 06/20/2023 09:19
Changes: 12/21/2018 10:41 (58), 04/22/2020 13:00 (1), 06/20/2023 09:19 (4)
Complete: 🔍
Cache ID: 216::103

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