Mutt/NeoMutt IMAP Server command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Mutt and NeoMutt. It has been classified as critical. This vulnerability affects unknown code of the component IMAP Server Handler. The manipulation leads to command injection. This vulnerability is listed as CVE-2018-14357. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Mutt and NeoMutt (Mail Client Software) (unknown version). It has been rated as critical. This issue affects an unknown code block of the component IMAP Server Handler. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They allow remote IMAP servers to execute arbitrary commands via backquote characters, related to the mailboxes command associated with an automatic subscription.

The bug was discovered 07/16/2018. The weakness was presented 07/17/2018 (Website). The advisory is shared at mutt.org. The identification of this vulnerability is CVE-2018-14357 since 07/17/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

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 111181 (FreeBSD : mutt/neomutt -- multiple vulnerabilities (fe12ef83-8b47-11e8-96cc-001a4a7ec6be)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171408 (OpenSUSE Security Update for mutt (openSUSE-SU-2018:2212-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111181) and SecurityFocus (BID 104931†). See VDB-68290, VDB-121545, VDB-121546 and VDB-121547 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111181
Nessus Name: FreeBSD : mutt/neomutt -- multiple vulnerabilities (fe12ef83-8b47-11e8-96cc-001a4a7ec6be)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: github.com

Timelineinfo

07/13/2018 🔍
07/16/2018 +3 days 🔍
07/17/2018 +0 days 🔍
07/17/2018 +0 days 🔍
07/17/2018 +0 days 🔍
07/18/2018 +1 days 🔍
07/19/2018 +1 days 🔍
07/20/2018 +1 days 🔍
04/09/2023 +1724 days 🔍

Sourcesinfo

Advisory: RHSA-2018:2526
Status: Confirmed

CVE: CVE-2018-14357 (🔍)
GCVE (CVE): GCVE-0-2018-14357
GCVE (VulDB): GCVE-100-121553

OVAL: 🔍

SecurityFocus: 104931 - Mutt and NeoMutt CVE-2018-14350 Stack Based Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 07/18/2018 08:45
Updated: 04/09/2023 14:45
Changes: 07/18/2018 08:45 (74), 03/05/2020 17:43 (4), 04/09/2023 14:45 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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