Parity Browser up to 1.6.10 Web Proxy Engine Request 7pk security

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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Parity Browser up to 1.6.10. Affected by this issue is some unknown functionality of the component Web Proxy Engine. Executing a manipulation as part of Request can lead to 7pk security. This vulnerability is tracked as CVE-2017-18016. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical was found in Parity Browser up to 1.6.10. This vulnerability affects an unknown part of the component Web Proxy Engine. The manipulation as part of a Request leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Parity Browser 1.6.10 and earlier allows remote attackers to bypass the Same Origin Policy and obtain sensitive information by requesting other websites via the Parity web proxy engine (reusing the current website's token, which is not bound to an origin).

The bug was discovered 01/10/2018. The weakness was disclosed 01/11/2018 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2017-18016 since 01/02/2018. The attack can be initiated remotely. A single authentication is necessary for exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1211.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 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.

The vulnerability is also documented in the vulnerability database at Exploit-DB (43499). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: 7pk security
CWE: CWE-254
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/02/2018 🔍
01/10/2018 +8 days 🔍
01/11/2018 +1 days 🔍
01/11/2018 +0 days 🔍
01/12/2018 +1 days 🔍
06/22/2025 +2718 days 🔍

Sourcesinfo

Advisory: 53609f703e2f1af76441344ac3b72811c726a215
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-18016 (🔍)
GCVE (CVE): GCVE-0-2017-18016
GCVE (VulDB): GCVE-100-111772
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/12/2018 08:05
Updated: 06/22/2025 11:54
Changes: 01/12/2018 08:05 (45), 12/22/2019 15:17 (10), 01/29/2021 21:34 (12), 01/20/2023 15:41 (4), 06/22/2025 11:54 (19)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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