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    CVE-2019-3972

    Comodo Antivirus versions 12.0.0.6810 and below are vulnerable to Denial of Service affecting CmdAgent.exe via an unprotected section object "<GUID>_CisSharedMemBuff". This section object is exposed by CmdAgent and contains a SharedMemoryDictionary object, which allows a low privileged process to modify the object data causing CmdAgent.exe to crash.

    Published:Jul 17, 2019
    Last Modified:Nov 21, 2024
    EPS:Jul 17, 2019
    EPSS Score:0.00054
    CVSS Score:5.5

    Affected Products

    Vendor
    Comodo
    Product
    Antivirus

    Exploits

    https://www.tenable.com/security/research/tra-2019-34https://www.tenable.com/security/research/tra-2019-34

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2022-34008 (CVSS 7.8) — Comodo Antivirus 12.2.2.8012 has a quarantine flaw that allows privilege escalation. To escalate privilege, a …
    CVE-2019-14694 (CVSS 4.7) — A use-after-free flaw in the sandbox container implemented in cmdguard.sys in Comodo Antivirus 12.0.0.6870 can…
    CVE-2019-14270 (CVSS 7.1) — Comodo Antivirus through 12.0.0.6870, Comodo Firewall through 12.0.0.6870, and Comodo Internet Security Premiu…
    CVE-2019-3973 (CVSS 5.5) — Comodo Antivirus versions 11.0.0.6582 and below are vulnerable to Denial of Service affecting CmdGuard.sys via…
    CVE-2019-3971 (CVSS 5.5) — Comodo Antivirus versions up to 12.0.0.6810 are vulnerable to a local Denial of Service affecting CmdVirth.exe…
    CVE-2019-3970 (CVSS 5.5) — Comodo Antivirus versions up to 12.0.0.6810 are vulnerable to Arbitrary File Write due to Cavwp.exe handling o…
    CVE-2019-3969 (CVSS 7.8) — Comodo Antivirus versions up to 12.0.0.6810 are vulnerable to Local Privilege Escalation due to CmdAgent's han…

    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