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    CVE-2016-8720

    An exploitable HTTP Header Injection vulnerability exists in the Web Application functionality of the Moxa AWK-3131A Wireless Access Point running firmware 1.1. A specially crafted HTTP request can inject a payload in the bkpath parameter which will be copied in to Location header of the HTTP response.

    Published:Apr 13, 2017
    Last Modified:Apr 20, 2025
    EPS:Apr 13, 2017
    EPSS Score:0.0118
    CVSS Score:4.3

    Affected Products

    Vendor
    Moxa
    Product
    Awk-3131a
    Vendor
    Moxa
    Product
    Awk-3131a Firmware

    Exploits

    http://www.talosintelligence.com/reports/TALOS-2016-0234/http://www.talosintelligence.com/reports/TALOS-2016-0234/

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-105 HTTP Request Splitting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-120 Double Encoding
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-250 XML Injection
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-273 HTTP Response Smuggling
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-34 HTTP Response Splitting
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-51 Poison Web Service Registry
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-6 Argument Injection
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-83 XPath Injection
    CAPEC-84 XQuery Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

    Related CVEs

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    CVE-2019-5143 (CVSS 8.8) — An exploitable format string vulnerability exists in the iw_console conio_writestr functionality of the Moxa A…
    CVE-2019-5148 (CVSS 7.5) — An exploitable denial-of-service vulnerability exists in ServiceAgent functionality of the Moxa AWK-3131A, fir…
    CVE-2019-5165 (CVSS 7.2) — An exploitable authentication bypass vulnerability exists in the hostname processing of the Moxa AWK-3131A fir…
    CVE-2019-5153 (CVSS 8.8) — An exploitable remote code execution vulnerability exists in the iw_webs configuration parsing functionality o…
    CVE-2019-5162 (CVSS 8.8) — An exploitable improper access control vulnerability exists in the iw_webs account settings functionality of t…
    CVE-2019-5137 (CVSS 7.5) — The usage of hard-coded cryptographic keys within the ServiceAgent binary allows for the decryption of capture…
    CVE-2019-5138 (CVSS 9.9) — An exploitable command injection vulnerability exists in encrypted diagnostic script functionality of the Moxa…
    CVE-2019-5136 (CVSS 8.8) — An exploitable privilege escalation vulnerability exists in the iw_console functionality of the Moxa AWK-3131A…
    CVE-2019-5142 (CVSS 7.2) — An exploitable command injection vulnerability exists in the hostname functionality of the Moxa AWK-3131A firm…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2016-8720 — Moxa (Medium 4.3) | CVE-DB