Vulnerability Name:

CVE-2010-4344 (CCN-63960)

Assigned:2010-12-07
Published:2010-12-07
Updated:2023-02-13
Summary:Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging.
CVSS v3 Severity:10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
7.7 High (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
8.3 High (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.5 High (REDHAT CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
6.2 Medium (REDHAT Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-78
Vulnerability Consequences:Gain Access
References:Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: Patch
secalert@redhat.com

Source: MITRE
Type: CNA
CVE-2010-4344

Source: secalert@redhat.com
Type: Patch
secalert@redhat.com

Source: secalert@redhat.com
Type: Patch
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: Packet Storm Web site
4.69 string_format Function Heap Buffer Overflow

Source: CCN
Type: RHSA-2010-0970
Critical: exim security update

Source: CCN
Type: SA40019
exim Hardlink Handling and MBX Locking Two Weaknesses

Source: CCN
Type: SA42625
cPanel Exim Multiple Vulnerabilities

Source: CCN
Type: SECTRACK ID: 1024858
Exim Buffer Overfow in string_format() Lets Remote Users Execute Arbitrary Code

Source: CCN
Type: cPanel Web Site
Exim Remote Memory Corruption Vulnerability Notification (CVE-2010-4344)

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: DEBIAN
Type: DSA-2131
exim4 -- arbitrary code execution

Source: CCN
Type: Exim Web site
exim Internet Mailer

Source: CCN
Type: exim-dev
Remote root vulnerability in Exim

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: US-CERT VU#682457
Exim string_format() buffer overflow

Source: secalert@redhat.com
Type: US Government Resource
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: OSVDB ID: 69685
Exim string_format Function Remote Overflow

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: BID-45308
Exim Crafted Header Remote Code Execution Vulnerability

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: Exploit
secalert@redhat.com

Source: XF
Type: UNKNOWN
exim-header-bo(63960)

Source: CCN
Type: NMAP Web site
File smtp-vuln-cve2010-4344

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [12-15-2010]

Source: SUSE
Type: SUSE-SA:2010:059
exim remote code execution

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:4:*:*:*:*:*:*:*
  • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:4::as:*:*:*:*:*
  • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:4::desktop:*:*:*:*:*
  • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:4::es:*:*:*:*:*
  • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*
  • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
  • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:5::client:*:*:*:*:*
  • Configuration RedHat 8:
  • cpe:/o:redhat:enterprise_linux:5::server:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:redhat:enterprise_linux:4::as:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::desktop:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::es:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*
  • OR cpe:/a:cpanel:cpanel:11:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5:*:client:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:5.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4.8.z:*:es:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4.8.z:*:as:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20104344
    V
    CVE-2010-4344
    2022-06-30
    oval:org.opensuse.security:def:112206
    P
    exim-4.86.2-2.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105737
    P
    exim-4.86.2-2.2 on GA media (Moderate)
    2021-10-01
    oval:org.mitre.oval:def:13170
    P
    USN-1032-1 -- exim4 vulnerability
    2014-06-30
    oval:org.mitre.oval:def:12720
    P
    DSA-2131-1 exim4 -- arbitrary code execution
    2014-06-23
    oval:org.mitre.oval:def:23061
    P
    ELSA-2010:0970: exim security update (Critical)
    2014-05-26
    oval:org.mitre.oval:def:22059
    P
    RHSA-2010:0970: exim security update (Critical)
    2014-02-24
    oval:com.redhat.rhsa:def:20100970
    P
    RHSA-2010:0970: exim security update (Critical)
    2010-12-10
    oval:org.debian:def:2131
    V
    arbitrary code execution
    2010-12-10
    BACK
    redhat enterprise linux 4
    redhat enterprise linux 4
    redhat enterprise linux 4
    redhat enterprise linux 4
    cpanel cpanel 11
    redhat enterprise linux 5
    redhat enterprise linux 5
    debian debian linux 5.0
    redhat enterprise linux 4.8.z
    redhat enterprise linux 4.8.z