CVE Feed

    Dashboard / CVE / CVE-2017-5636

    CVE-2017-5636

    In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully crafted username could impersonate another user and gain their permissions on a replicated request to another node.

    Published:Oct 19, 2017
    Last Modified:Apr 20, 2025
    EPS:Oct 19, 2017
    EPSS Score:0.01041
    CVSS Score:9.8

    Affected Products

    Vendor
    Apache
    Product
    Nifi

    Exploits

    No exploit reference

    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

    CVE-2026-68981 (CVSS 8.8) — Apache NiFi 1.5.0 through 2.10.0 support gzip-encoded HTTP requests for the application REST API using a Jerse…
    CVE-2026-68980 (CVSS 2.3) — Apache NiFi 2.0.0 through 2.10.0 support creating, reading, and deleting Assets associated with Parameter Cont…
    CVE-2026-62354 (CVSS 7.7) — Authorization handling for Parameter Context validation requests in Apache NiFi 1.10.0 through 2.10.0 allows c…
    CVE-2026-68979 (CVSS 5.9) — Apache NiFI 1.10.0 through 2.10.0 provide a Parameter Context update REST API method that does not enforce aut…
    CVE-2026-44914 (CVSS 7.5) — Apache NiFi 1.12.0 through 2.9.0 are missing authorization when replacing Process Groups that include extensio…
    CVE-2026-44911 (CVSS 2.3) — Authorization handling for component configuration verification requests in Apache NiFi 1.15.0 through 2.9.0 a…
    CVE-2026-44913 (CVSS 5.2) — Improper escaping of database table names in the CaptureChangeMySQL Processor included with Apache NiFi 1.2.0 …
    CVE-2026-54665 (CVSS 6.3) — Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that …
    CVE-2026-39816 (CVSS 7.5) — The optional extension component TinkerpopClientService is missing the Restricted annotation with the Execute …
    CVE-2026-25903 (CVSS 8.7) — Apache NiFi 1.1.0 through 2.7.2 are missing authorization when updating configuration properties on extension …

    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