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Findings

CVE-2010-4345

Exim Privilege Escalation Vulnerability

Published Dec 14, 2010 · updated Jun 16, 2026 · exim exim

Exim 4.72 and earlier allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands, as demonstrated by the spool_directory directive.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 14, 2010 · Catalog

    Detected

    Exim 4.72 and earlier allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands, as demonstrated by the spool_directory directive.

  2. Mar 25, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 15, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Exim 4.72 and earlier allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands, as demonstrated by the spool_directory directive.

Required action

Apply updates per vendor instructions.

CISA due date Apr 15, 2022

Affected

  • cpe canonical/ubuntu linux6.06
  • cpe canonical/ubuntu linux8.04
  • cpe canonical/ubuntu linux9.10
  • cpe debian/debian linux5.0
  • cpe exim/eximversion unspecified
  • cpe opensuse/opensuse11.1
  • cpe opensuse/opensuse11.2
  • cpe opensuse/opensuse11.3
  • vendor Exim Eximversion unspecified

Sources

  • CISA KEVCVE-2010-4345

    Exim allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands.

    cisa.gov
  • CVE.orgCVE-2010-4345

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2010-4345

    30-day exploitation probability 18.0%

    first.org
  • Exploit Database16925

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit Modulesexploit_unix/smtp/exim4_string_format

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2010-4345

    Exim 4.72 and earlier allows local users to gain privileges by leveraging the ability of the exim user account to specify an alternate configuration file with a directive that contains arbitrary commands, as demonstrated by the spool_directory directive.

    nvd.nist.gov

References