CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.5 | $0-$5k | 0.00 |
A vulnerability has been found in Berkeley Sendmail 8.8.3/8.8.4 (Mail Server Software) and classified as very critical. This vulnerability affects an unknown function of the component MIME Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
mime conversion buffer overflow in sendmail versions 8.8.3 and 8.8.4.
The issue has been introduced in 11/17/1996. The weakness was released 01/20/1997 with CERT as CA-97.05 as not defined advisory (CERT.org). The advisory is available at securityfocus.com. This vulnerability was named CVE-1999-0047. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/23/2021).
The vulnerability was handled as a non-public zero-day exploit for at least 64 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 10055 (Sendmail < 8.8.5 MIME Conversion Malformed Header Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems.
Upgrading eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (1835) and Tenable (10055).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 10.0VulDB Meta Temp Score: 9.5
VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 10055
Nessus Name: Sendmail < 8.8.5 MIME Conversion Malformed Header Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍
Timeline
11/17/1996 🔍01/20/1997 🔍
01/20/1997 🔍
01/21/1997 🔍
01/28/1997 🔍
01/28/1997 🔍
07/25/2002 🔍
10/23/2002 🔍
06/17/2014 🔍
06/23/2021 🔍
Sources
Advisory: CA-97.05⛔Organization: CERT
Status: Not defined
CVE: CVE-1999-0047 (🔍)
X-Force: 1835
Vulnerability Center: 198 - Buffer Overflow in Sendmail 8.8.3/4 MIME Conversion, Critical
SecurityFocus: 685 - Berkeley Sendmail MIME Vulnerability
Entry
Created: 06/18/2014 00:44Updated: 06/23/2021 03:37
Changes: 06/18/2014 00:44 (61), 07/03/2017 09:12 (12), 06/23/2021 03:37 (2)
Complete: 🔍
Cache ID: 3:687:103
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