Sendmail Decode Alias privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Sendmail (Mail Server Software) (the affected version unknown). It has been classified as critical. This affects some unknown functionality of the component Decode Alias Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-269. This is going to have an impact on integrity.

The weakness was published 12/10/1996 as not defined advisory (Website). The advisory is shared at This vulnerability is uniquely identified as CVE-1999-0096. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 10248 (Sendmail decode Alias Arbitrary File Overwrite), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems and running in the context remote. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74044 (Mail Server Uudecode Vulnerability).

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 659. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1028.

The vulnerability is also documented in the databases at X-Force (126), Vulnerability Center (SBV-210) and Tenable (10248). Similar entry is available at 13667.




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
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NVD Base Score: 🔍


Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 10248
Nessus Name: Sendmail decode Alias Arbitrary File Overwrite
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Economy: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 659
Snort Message: SERVER-MAIL Sendmail expn decode
Snort Class: 🔍

Suricata ID: 2100659
Suricata Class: 🔍
Suricata Message: 🔍

TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
ISS Proventia IPS: 🔍


12/10/1996 🔍
12/10/1996 +0 days 🔍
12/10/1996 +0 days 🔍
08/30/1999 +993 days 🔍
10/23/2002 +1150 days 🔍
06/17/2014 +4255 days 🔍
08/03/2016 +778 days 🔍
05/05/2019 +1005 days 🔍


Status: Not defined

CVE: CVE-1999-0096 (🔍)
X-Force: 126
Vulnerability Center: 210 - SendMail file overwrite, Medium

See also: 🔍


Created: 06/17/2014 05:58 PM
Updated: 05/05/2019 03:58 PM
Changes: (8) vulnerability_cvss3_vuldb_av vulnerability_cvss3_vuldb_ac vulnerability_cvss3_vuldb_pr vulnerability_cvss3_vuldb_ui vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_c vulnerability_cvss3_vuldb_i vulnerability_cvss3_vuldb_a
Complete: 🔍


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