CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.6 | $0-$5k | 0.00 |
A vulnerability was found in BSDI BSDOS 3.0/3.1/4.0/4.0.1 and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
rcvtty in BSD 3.0 and 4.0 does not properly drop privileges before executing a script, which allows local attackers to gain privileges by specifying an alternate Trojan horse script on the command line.
The weakness was shared 11/26/2000 by vade79 (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2000-1103. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.
A public exploit has been developed in ANSI C and been published immediately after the advisory. The exploit is available at downloads.securityfocus.com. It is declared as proof-of-concept.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (5587) and Exploit-DB (202).
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.4VulDB Meta Temp Score: 7.6
VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Privileges managementCWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Timeline
11/26/2000 🔍11/26/2000 🔍
11/27/2000 🔍
01/09/2001 🔍
04/09/2004 🔍
07/02/2014 🔍
07/02/2014 🔍
Sources
Advisory: securityfocus.com⛔Researcher: vade79
Status: Not defined
CVE: CVE-2000-1103 (🔍)
X-Force: 5587
SecurityFocus: 2009 - rcvtty Arbitrary Command Execution Vulnerability
OSVDB: 13756 - BSD rcvtty Incoming Message Privilege Escalation
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/02/2014 12:20Changes: 07/02/2014 12:20 (61)
Complete: 🔍
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