CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.8 | $0-$5k | 0.00 |
A vulnerability was found in Sendmail 7.6 (Mail Server Software). It has been declared as critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a privileges management vulnerability (Trojan Horse). The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
A system is running a version of software that was replaced with a Trojan Horse at one of its distribution points, such as (1) TCP Wrappers 7.6, (2) util-linux 2.9g, (3) wuarchive ftpd (wuftpd) 2.2 and 2.1f, (4) IRC client (ircII) ircII 2.2.9, (5) OpenSSH 3.4p1, or (6) Sendmail 8.12.6.
The weakness was published 01/01/1999 with CERT as not defined advisory (CERT.org). The advisory is shared at cert.org. This vulnerability is known as CVE-1999-0661. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/21/2019). MITRE ATT&CK project uses the attack technique T1068 for this issue. Due to its background and reception, this vulnerability has a historic impact.
It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.
Upgrading eliminates this vulnerability.
Product
Type
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: 9.8VulDB Meta Temp Score: 8.8
VulDB Base Score: 9.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
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
Name: Trojan HorseClass: Privileges management / Trojan Horse
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
01/01/1999 🔍01/01/1999 🔍
01/01/1999 🔍
10/08/2002 🔍
05/24/2004 🔍
06/19/2014 🔍
05/21/2019 🔍
Sources
Advisory: cert.orgOrganization: CERT
Status: Not defined
CVE: CVE-1999-0661 (🔍)
Vulnerability Center: 4359 - Wu-FTP Version 2.1f or 2.2 Might Contain Backdoor Password, Critical
SecurityFocus: 5921 - Sendmail Trojan Horse Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 06/20/2014 01:46Updated: 05/21/2019 17:11
Changes: 06/20/2014 01:46 (61), 05/21/2019 17:11 (1)
Complete: 🔍
Cache ID: 3:5A5:103
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