CVE Feed

    Dashboard / CVE / CVE-2019-5020

    CVE-2019-5020

    An exploitable denial of service vulnerability exists in the object lookup functionality of Yara 3.8.1. A specially crafted binary file can cause a negative value to be read to satisfy an assert, resulting in Denial of Service. An attacker can create a malicious binary to trigger this vulnerability.

    Published:Jul 31, 2019
    Last Modified:Nov 21, 2024
    EPS:Jul 31, 2019
    EPSS Score:0.00286
    CVSS Score:5.5

    Affected Products

    Vendor
    Virustotal
    Product
    Yara

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2019-0781https://talosintelligence.com/vulnerability_reports/TALOS-2019-0781

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2023-40857 (CVSS 8.8) — Buffer Overflow vulnerability in VirusTotal yara v.4.3.2 allows a remote attacker to execute arbtirary code vi…
    CVE-2021-45429 (CVSS 5.5) — A Buffer Overflow vulnerablity exists in VirusTotal YARA git commit: 605b2edf07ed8eb9a2c61ba22eb2e7c362f47ba7 …
    CVE-2021-3402 (CVSS 9.1) — An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earl…
    CVE-2019-19648 (CVSS 7.8) — In the macho_parse_file functionality in macho/macho.c of YARA 3.11.0, command_size may be inconsistent with t…
    CVE-2018-19974 (CVSS 5.5) — In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memor…
    CVE-2018-19975 (CVSS 5.5) — In YARA 3.8.1, bytecode in a specially crafted compiled rule can read data from any arbitrary address in memor…
    CVE-2018-19976 (CVSS 5.5) — In YARA 3.8.1, bytecode in a specially crafted compiled rule is exposed to information about its environment, …
    CVE-2018-12034 (CVSS 7.8) — In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds read vulner…
    CVE-2018-12035 (CVSS 7.8) — In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds write vulne…
    CVE-2017-11328 (CVSS 5.5) — Heap buffer overflow in the yr_object_array_set_item() function in object.c in YARA 3.x allows a denial-of-ser…

    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