Eric Allman Sendmail 8.8/8.8.1 MIME memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Eric Allman Sendmail 8.8/8.8.1. This affects an unknown part of the component MIME Handler. The manipulation leads to memory corruption. This vulnerability is listed as CVE-1999-0206. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Eric Allman Sendmail 8.8/8.8.1 (Mail Server Software). This issue affects an unknown functionality of the component MIME Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

mime buffer overflow in sendmail 8.8.0 and 8.8.1 gives root access.

The weakness was presented 10/01/1996. The identification of this vulnerability is CVE-1999-0206. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/26/2025).

The vulnerability scanner Nessus provides a plugin with the ID 10588 (Sendmail mime7to8() Function Remote Overflow), 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 r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 74121 (Sendmail 8.8.0/8.8.1 MIME Buffer Overflow Vulnerability).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (1836), Tenable (10588) and Vulnerability Center (SBV-231†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10588
Nessus Name: Sendmail mime7to8() Function Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/01/1996 🔍
10/01/1996 +0 days 🔍
10/01/1996 +0 days 🔍
01/06/2001 +1558 days 🔍
11/25/2002 +688 days 🔍
06/17/2014 +4222 days 🔍
10/26/2025 +4149 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-1999-0206 (🔍)
GCVE (CVE): GCVE-0-1999-0206
GCVE (VulDB): GCVE-100-13763
X-Force: 1836
Vulnerability Center: 231 - Buffer Overflow in Sendmail 8.8.x, Medium

Entryinfo

Created: 06/17/2014 17:29
Updated: 10/26/2025 09:37
Changes: 06/17/2014 17:29 (51), 05/05/2019 16:47 (8), 04/03/2025 13:48 (17), 10/26/2025 09:37 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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