Mutt/NeoMutt imap/util.c memory corruption

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 classified as critical was found in Mutt and NeoMutt. This impacts an unknown function of the file imap/util.c. The manipulation results in memory corruption. This vulnerability was named CVE-2018-14352. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mutt and NeoMutt (Mail Client Software) (version unknown). Affected is an unknown function of the file imap/util.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. imap_quote_string in imap/util.c does not leave room for quote characters, leading to a stack-based buffer overflow.

The bug was discovered 07/16/2018. The weakness was presented 07/17/2018 (Website). The advisory is shared for download at mutt.org. This vulnerability is traded as CVE-2018-14352 since 07/17/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, 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†). See VDB-68290, VDB-121545, VDB-121546 and VDB-121547 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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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

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: e27b65b3bf8defa34db58919496056caf3850cd4
Status: Confirmed

CVE: CVE-2018-14352 (🔍)
GCVE (CVE): GCVE-0-2018-14352
GCVE (VulDB): GCVE-100-121548

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 14:26
Changes: 07/18/2018 08:43 (74), 03/05/2020 17:16 (4), 04/09/2023 14:26 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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