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    CVE-2009-1905

    The Common Code Infrastructure component in IBM DB2 8 before FP17, 9.1 before FP7, and 9.5 before FP4, when LDAP security (aka IBMLDAPauthserver) and anonymous bind are enabled, allows remote attackers to bypass password authentication and establish a database connection via unspecified vectors.

    Published:Jun 3, 2009
    Last Modified:Apr 23, 2026
    EPS:Jun 3, 2009
    EPSS Score:0.00499
    CVSS Score:2.6

    Affected Products

    Vendor
    Ibm
    Product
    Db2

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

    CVE-2026-86087 (CVSS 4.3) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an authenticated user to send a specially…
    CVE-2026-86093 (CVSS 7.5) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an attacker with the ability to control o…
    CVE-2026-87958 (CVSS 8.1) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific…
    CVE-2026-10534 (CVSS 8.4) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to buffer overflow in the IXF IMPORT pa…
    CVE-2026-10543 (CVSS 8.2) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to privilege escalation with a speciall…
    CVE-2026-16480 (CVSS 4.3) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is affected by an improper authorization vulnerabilit…
    CVE-2026-18097 (CVSS 5.5) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Ser…
    CVE-2026-18096 (CVSS 3.3) — IBM Db2 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to cause…
    CVE-2026-10535 (CVSS 8.4) — IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to buffer overflow in setgid helper db2…
    CVE-2026-10695 (CVSS 6.2) — IBM Db2 12.1.0 through 12.1.4 federated server is vulnerable to a denial of service when running non fenced fe…

    References

    ftp://ftp.software.ibm.com/ps/products/db2/fixes/english-us/aparlist/db2_v82/APARLIST.TXT
    http://secunia.com/advisories/31787
    http://secunia.com/advisories/35235
    http://securitytracker.com/id?1022319
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32268
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32272
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32273
    http://www-01.ibm.com/support/docview.wss?uid=swg21293566
    http://www-01.ibm.com/support/docview.wss?uid=swg21318189
    http://www-01.ibm.com/support/docview.wss?uid=swg21386689
    http://www.securityfocus.com/bid/35171
    http://www.securityfocus.com/bid/36540
    https://exchange.xforce.ibmcloud.com/vulnerabilities/50909
    ftp://ftp.software.ibm.com/ps/products/db2/fixes/english-us/aparlist/db2_v82/APARLIST.TXT
    http://secunia.com/advisories/31787
    http://secunia.com/advisories/35235
    http://securitytracker.com/id?1022319
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32268
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32272
    http://www-01.ibm.com/support/docview.wss?uid=swg1JR32273
    http://www-01.ibm.com/support/docview.wss?uid=swg21293566
    http://www-01.ibm.com/support/docview.wss?uid=swg21318189
    http://www-01.ibm.com/support/docview.wss?uid=swg21386689
    http://www.securityfocus.com/bid/35171
    http://www.securityfocus.com/bid/36540
    https://exchange.xforce.ibmcloud.com/vulnerabilities/50909

    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