XiongMai uc-httpd HTTP Request path traversal

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in XiongMai uc-httpd. This vulnerability affects unknown code. The manipulation as part of HTTP Request results in path traversal. This vulnerability is identified as CVE-2017-7577. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in XiongMai uc-httpd (Web Server) (affected version unknown). It has been classified as critical. Affected is an unknown functionality. The manipulation as part of a HTTP Request leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. CVE summarizes:

XiongMai uc-httpd has directory traversal allowing the reading of arbitrary files via a "GET ../" HTTP request.

The bug was discovered 04/03/2017. The weakness was released 04/07/2017 (Website). The advisory is available at zeroday.insecurity.zone. This vulnerability is traded as CVE-2017-7577 since 04/06/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 4 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.

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Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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: Path traversal
CWE: CWE-22
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

04/03/2017 🔍
04/06/2017 +3 days 🔍
04/07/2017 +1 days 🔍
04/07/2017 +0 days 🔍
04/07/2017 +0 days 🔍
08/26/2020 +1237 days 🔍

Sourcesinfo

Advisory: zeroday.insecurity.zone
Status: Not defined

CVE: CVE-2017-7577 (🔍)
GCVE (CVE): GCVE-0-2017-7577
GCVE (VulDB): GCVE-100-99366
OSVDB: - CVE-2017-7577 - XiongMai - uc-httpd - Directory Traversal Issue

Entryinfo

Created: 04/07/2017 18:29
Updated: 08/26/2020 16:36
Changes: 04/07/2017 18:29 (56), 08/26/2020 16:36 (2)
Complete: 🔍
Cache ID: 216::103

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