CVE-2010-4345

Summary

CVECVE-2010-4345
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-12-14 16:00:04 UTC
Updated2026-04-21 20:30:40 UTC
DescriptionExim 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.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.068560000 probability, percentile 0.914040000 (date 2026-04-23)

CISA KEV: Listed on 2022-03-25; due 2022-04-15; ransomware use Unknown

Problem Types: NVD-CWE-noinfo | CWE-77 | n/a | CWE-77 CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

CISA Known Exploited Vulnerability

VendorExim
ProductExim
NameExim Privilege Escalation Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2010-4345

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 10.04 All All All
Operating System Canonical Ubuntu Linux 10.10 All All All
Operating System Canonical Ubuntu Linux 6.06 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Canonical Ubuntu Linux 9.10 All All All
Operating System Debian Debian Linux 5.0 All All All
Application Exim Exim All All All All
Operating System Opensuse Opensuse 11.1 All All All
Operating System Opensuse Opensuse 11.2 All All All
Operating System Opensuse Opensuse 11.3 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Metasploit Penetration Testing Framework - Module Browser af854a3a-2127-422b-91ae-364da2661108 www.metasploit.com Third Party Advisory
Debian -- Security Information -- DSA-2154-1 exim4 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Mailing List, Third Party Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Re: [exim-dev] [Exim-maintainers] Remote root vulnerability in Exim af854a3a-2127-422b-91ae-364da2661108 lists.exim.org Mailing List, Patch
oss-security - 21Nails: Multiple vulnerabilities in Exim af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List
USN-1060-1: Exim vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Exim code-execution bug, now with root access • The Register af854a3a-2127-422b-91ae-364da2661108 www.theregister.co.uk Press/Media Coverage, Third Party Advisory
US-CERT Vulnerability Note VU#758489 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
Critical: Exim security update (CVE-2010-4345) - cPanel Inc. af854a3a-2127-422b-91ae-364da2661108 www.cpanel.net Broken Link
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link, Vendor Advisory
Re: [exim-dev] Remote root vulnerability in Exim af854a3a-2127-422b-91ae-364da2661108 lists.exim.org Mailing List
[security-announce] SUSE Security Announcement: exim (SUSE-SA:2010:059) af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link, Vendor Advisory
[exim-dev] Remote root vulnerability in Exim af854a3a-2127-422b-91ae-364da2661108 www.exim.org Mailing List, Vendor Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
Debian update for exim4 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Exim ALT_CONFIG_ROOT_ONLY 'exim' User Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
Debian -- Security Information -- DSA-2131-1 exim4 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Mailing List, Third Party Advisory
SUSE update for exim - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Red Hat update for exim - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
Bug 662012 – CVE-2010-4345 exim privilege escalation af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch
oss-security - Exim remote root af854a3a-2127-422b-91ae-364da2661108 openwall.com Mailing List
SecurityTracker.com Archives - Exim Configuration File Capability Lets Local Users Gain Elevated Privileges af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
Security Advisory SA43243 - Ubuntu update for exim4 - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Bug 1044 – CVE-2010-4345 exim privilege escalation af854a3a-2127-422b-91ae-364da2661108 bugs.exim.org Issue Tracking, Patch
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2010-4345 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2022-03-25T00:00:00.000ZCVE-2010-4345 added to CISA KEV
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