Procmail 3.20 Signal privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Procmail 3.20. Affected by this issue is some unknown functionality of the component Signal Handler. This manipulation causes privileges management. This vulnerability is tracked as CVE-2001-0905. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Procmail 3.20 (Mail Server Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Signal Handler. The manipulation with an unknown input leads to a privileges management vulnerability. 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:

Race condition in signal handling of procmail 3.20 and earlier, when running setuid, allows local users to cause a denial of service or gain root privileges by sending a signal while a signal handling routine is already running.

The weakness was disclosed 10/18/2001 with Red Hat (Website). The advisory is shared at debian.org. This vulnerability is known as CVE-2001-0905. The exploitation appears to be difficult. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 13898 (Mandrake Linux Security Advisory : procmail (MDKSA-2001:085)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading to version 3.21 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (6872), Tenable (13898) and SecurityFocus (BID 3071†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.4
VulDB Temp Score: 7.1
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 13898
Nessus Name: Mandrake Linux Security Advisory : procmail (MDKSA-2001:085)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53573
OpenVAS Name: Debian Security Advisory DSA 083-1 (procmail)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Procmail 3.21

Timelineinfo

07/18/2001 🔍
10/18/2001 +92 days 🔍
10/18/2001 +0 days 🔍
11/20/2001 +33 days 🔍
07/31/2004 +984 days 🔍
07/09/2014 +3630 days 🔍
04/22/2019 +1748 days 🔍

Sourcesinfo

Advisory: debian.org
Organization: Red Hat
Status: Not defined

CVE: CVE-2001-0905 (🔍)
GCVE (CVE): GCVE-0-2001-0905
GCVE (VulDB): GCVE-100-17557
X-Force: 6872
SecurityFocus: 3071 - Procmail Unsafe Signal Handling Race Condition Vulnerability

Entryinfo

Created: 07/09/2014 22:36
Updated: 04/22/2019 22:21
Changes: 07/09/2014 22:36 (67), 04/22/2019 22:21 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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