Executive Summary
This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
| Summary | |
|---|---|
| Title | exim4 security update |
| Informations | |||
|---|---|---|---|
| Name | DSA-4110 | First vendor Publication | 2018-02-10 |
| Vendor | Debian | Last vendor Modification | 2018-02-10 |
| Severity (Vendor) | N/A | Revision | 1 |
Security-Database Scoring CVSS v3
| Cvss vector : N/A | |||
|---|---|---|---|
| Overall CVSS Score | NA | ||
| Base Score | NA | Environmental Score | NA |
| impact SubScore | NA | Temporal Score | NA |
| Exploitabality Sub Score | NA | ||
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P) | |||
|---|---|---|---|
| Cvss Base Score | 7.5 | Attack Range | Network |
| Cvss Impact Score | 6.4 | Attack Complexity | Low |
| Cvss Expoit Score | 10 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| Meh Chang discovered a buffer overflow flaw in a utility function used in the SMTP listener of Exim, a mail transport agent. A remote attacker can take advantage of this flaw to cause a denial of service, or potentially the execution of arbitrary code via a specially crafted message. For the oldstable distribution (jessie), this problem has been fixed in version 4.84.2-2+deb8u5. For the stable distribution (stretch), this problem has been fixed in version 4.89-2+deb9u3. We recommend that you upgrade your exim4 packages. For the detailed security status of exim4 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/exim4 |
Original Source
| Url : http://www.debian.org/security/2018/dsa-4110 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25) |
CPE : Common Platform Enumeration
SAINT Exploits
| Description | Link |
|---|---|
| Exim SMTP listener base64d function one-character buffer overflow | More info here |
Snort® IPS/IDS
| Date | Description |
|---|---|
| 2018-09-18 | EHLO user overflow attempt RuleID : 47541 - Revision : 2 - Type : SERVER-MAIL |
| 2018-06-12 | EHLO user overflow attempt RuleID : 46610 - Revision : 3 - Type : SERVER-MAIL |
| 2014-01-10 | AUTH user overflow attempt RuleID : 3824 - Revision : 16 - Type : SERVER-MAIL |
Nessus® Vulnerability Scanner
| Date | Description |
|---|---|
| 2018-03-09 | Name : The remote Amazon Linux AMI host is missing a security update. File : ala_ALAS-2018-970.nasl - Type : ACT_GATHER_INFO |
| 2018-03-07 | Name : The remote Gentoo host is missing one or more security-related patches. File : gentoo_GLSA-201803-01.nasl - Type : ACT_GATHER_INFO |
| 2018-03-06 | Name : The remote mail server is potentially affected by a buffer overflow vulnerabi... File : exim_4_90_1.nasl - Type : ACT_GATHER_INFO |
| 2018-02-27 | Name : The remote Fedora host is missing a security update. File : fedora_2018-25a7ba3cb6.nasl - Type : ACT_GATHER_INFO |
| 2018-02-27 | Name : The remote Fedora host is missing a security update. File : fedora_2018-5aec14e125.nasl - Type : ACT_GATHER_INFO |
| 2018-02-12 | Name : The remote Debian host is missing a security update. File : debian_DLA-1274.nasl - Type : ACT_GATHER_INFO |
| 2018-02-12 | Name : The remote Debian host is missing a security-related update. File : debian_DSA-4110.nasl - Type : ACT_GATHER_INFO |
| 2018-02-12 | Name : The remote FreeBSD host is missing a security-related update. File : freebsd_pkg_316b3c3e0e9811e88d4197657151f8c2.nasl - Type : ACT_GATHER_INFO |
Alert History
| Date | Informations |
|---|---|
| 2018-03-10 17:21:00 |
|
| 2018-02-10 21:19:46 |
|
