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    CVE-2017-1000173

    Creolabs Gravity Version: 1.0 Heap Overflow Potential Code Execution. By creating a large loop whiling pushing data to a buffer, we can break out of the bounds checking of that buffer. When list.join is called on the data it will read past a buffer resulting in a Heap-Buffer-Overflow.

    Published:Nov 17, 2017
    Last Modified:Apr 20, 2025
    EPS:Nov 17, 2017
    EPSS Score:0.01123
    CVSS Score:9.8

    Affected Products

    Vendor
    Creolabs
    Product
    Gravity

    Exploits

    https://github.com/marcobambini/gravity/issues/172https://github.com/marcobambini/gravity/issues/172

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2021-32283 (CVSS 5.5) — An issue was discovered in gravity through 0.8.1. A NULL pointer dereference exists in the function gravity_st…
    CVE-2021-32284 (CVSS 7.8) — An issue was discovered in gravity through 0.8.1. A NULL pointer dereference exists in the function ircode_reg…
    CVE-2021-32281 (CVSS 7.8) — An issue was discovered in gravity through 0.8.1. A heap-buffer-overflow exists in the function gnode_function…
    CVE-2021-32282 (CVSS 5.5) — An issue was discovered in gravity through 0.8.1. A NULL pointer dereference exists in the function ircode_add…
    CVE-2021-32285 (CVSS 5.5) — An issue was discovered in gravity through 0.8.1. A NULL pointer dereference exists in the function list_itera…
    CVE-2018-13795 (CVSS 7.5) — Gravity before 0.5.1 does not support a maximum recursion depth.…
    CVE-2017-1000437 (CVSS 9.8) — Creolabs Gravity 1.0 contains a stack based buffer overflow in the operator_string_add function, resulting in …
    CVE-2017-1000172 (CVSS 9.8) — Creolabs Gravity Version: 1.0 Use-After-Free Possible code execution. An example of a Heap-Use-After-Free afte…
    CVE-2017-1000074 (CVSS 9.8) — Creolabs Gravity version 1.0 is vulnerable to a stack overflow in the string_repeat() function.…
    CVE-2017-1000073 (CVSS 9.8) — Creolabs Gravity version 1.0 is vulnerable to a heap overflow in an undisclosed component that can result in a…

    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