Mutt/NeoMutt imap/util.c integer underflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Mutt and NeoMutt. Affected is an unknown function of the file imap/util.c. This manipulation causes integer underflow. The identification of this vulnerability is CVE-2018-14353. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Mutt and NeoMutt (Mail Client Software) (affected version unknown) and classified as critical. Affected by this vulnerability is an unknown functionality of the file imap/util.c. The manipulation with an unknown input leads to a integer underflow vulnerability. The CWE definition for the vulnerability is CWE-191. The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. As an impact it is known to affect 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. imap_quote_string in imap/util.c has an integer underflow.

The bug was discovered 07/16/2018. The weakness was shared 07/17/2018 (Website). The advisory is shared at mutt.org. This vulnerability is known as CVE-2018-14353 since 07/17/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

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†). The entries VDB-68290, VDB-121545, VDB-121546 and VDB-121547 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Integer underflow
CWE: CWE-191 / CWE-189
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: 65d64a5b60a4a3883f2cd799d92c6091d8854f23
Status: Confirmed

CVE: CVE-2018-14353 (🔍)
GCVE (CVE): GCVE-0-2018-14353
GCVE (VulDB): GCVE-100-121549

OVAL: 🔍

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

See also: 🔍

Entryinfo

Created: 07/18/2018 08:43
Updated: 04/09/2023 14:32
Changes: 07/18/2018 08:43 (74), 03/05/2020 17:19 (4), 04/09/2023 14:31 (5), 04/09/2023 14:32 (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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