CVE Feed

    Dashboard / CVE / CVE-2009-4501

    CVE-2009-4501

    The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.

    Published:Dec 31, 2009
    Last Modified:Apr 23, 2026
    EPS:Dec 31, 2009
    EPSS Score:0.04567
    CVSS Score:5

    Affected Products

    Vendor
    Zabbix
    Product
    Zabbix

    Exploits

    https://www.exploit-db.com/exploits/10432

    Related CVEs

    CVE-2026-59781 (CVSS 5.4) — When Zabbix Agent was installed on Windows into a custom installation directory, the installer did not verify …
    CVE-2026-23938 (CVSS 2.1) — An authenticated administrator is able to crash Zabbix server or proxy by creating specifically crafted prepro…
    CVE-2026-23937 (CVSS 6) — The Zabbix API host.get action can be exploited by authenticated users to extract a host's PSK key leading to …
    CVE-2026-23935 (CVSS 6.8) — A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing (…
    CVE-2026-23934 (CVSS 5.1) — An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specific…
    CVE-2026-23933 (CVSS 7.7) — In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been erroneously written to the dat…
    CVE-2026-23931 (CVSS 5.3) — The frontend validatate.api.exists action can be exploited by authenticated users to extract plaintext user ma…
    CVE-2026-23930 (CVSS 5.3) — An unauthenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specif…
    CVE-2026-23929 (CVSS 8.5) — Prototype pollution vulnerability in searchParamsToObject() is leading to a persistent XSS in Maps. URL parame…
    CVE-2026-1199 (CVSS 6.9) — Zabbix API and Frontend login lockout mechanism has a flaw where several unsuccessful login requests are not p…

    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