Dovecot 1.0.12/1.1 Locking as credentials management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability, which was classified as critical, was found in Dovecot 1.0.12/1.1 (Mail Server Software). Affected is an unknown code of the component Locking. The manipulation of the argument as with an unknown input leads to a credentials management vulnerability. CWE is classifying the issue as CWE-255. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Argument injection vulnerability in Dovecot 1.0.x before 1.0.13, and 1.1.x before 1.1.rc3, when using blocking passdbs, allows remote attackers to bypass the password check via a password containing TAB characters, which are treated as argument delimiters that enable the skip_password_check field to be specified.

The bug was discovered 03/09/2008. The weakness was published 03/10/2008 by kingcope (Website). The advisory is available at issues.rpath.com. This vulnerability is traded as CVE-2008-1218 since 03/09/2008. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. This vulnerability is assigned to T1552 by the MITRE ATT&CK project.

A public exploit has been developed by kingcope in Python and been published 4 days after the advisory. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 31466 (Dovecot passdbs Argument Injection Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading to version 1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (41085), Tenable (31466) and Exploit-DB (5257).

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Credentials management
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: kingcope
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 31466
Nessus Name: Dovecot passdbs Argument Injection Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 60568
OpenVAS Name: Debian Security Advisory DSA 1516-1 (dovecot)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Dovecot 1.1

Timelineinfo

03/09/2008 🔍
03/09/2008 +0 days 🔍
03/10/2008 +1 days 🔍
03/10/2008 +0 days 🔍
03/10/2008 +0 days 🔍
03/10/2008 +0 days 🔍
03/10/2008 +0 days 🔍
03/14/2008 +4 days 🔍
03/14/2008 +0 days 🔍
03/14/2008 +0 days 🔍
03/17/2008 +3 days 🔍
03/16/2015 +2555 days 🔍
08/07/2019 +1605 days 🔍

Sourcesinfo

Advisory: issues.rpath.com⛔
Researcher: kingcope
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-1218 (🔍)
OVAL: 🔍

X-Force: 41085
Vulnerability Center: 17876 - Dovecot 1.0-1.0.13, 1.1-1.1.rc3 Argument Injection Vulnerability Password Check Bypass, Medium
SecurityFocus: 28181 - Dovecot 'Tab' Character Password Check Security Bypass Vulnerability
Secunia: 29295 - Dovecot Authentication Bypass Vulnerability, Moderately Critical
OSVDB: 42979 - Dovecot - 'Tab' Character Password Check Security Bypass Issue

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/16/2015 13:43
Updated: 08/07/2019 09:28
Changes: 03/16/2015 13:43 (88), 08/07/2019 09:28 (3)
Complete: 🔍

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