Mutt up to 1.5.22 copy.c mutt_copy_hdr memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Mutt. This issue affects the function mutt_copy_hdr of the file copy.c. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2014-0467. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Mutt (Mail Client Software). It has been rated as critical. Affected by this issue is the function mutt_copy_hdr of the file copy.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in copy.c in Mutt before 1.5.23 allows remote attackers to cause a denial of service (crash) via a crafted RFC2047 header line, related to address expansion.

The weakness was presented 03/17/2014 (Website). The advisory is available at debian.org. This vulnerability is handled as CVE-2014-0467 since 12/19/2013. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 72967 (Slackware 13.37 / 14.0 / 14.1 / current : mutt (SSA:2014-071-01)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Slackware Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350792 (Amazon Linux Security Advisory for mutt: AL2012-2015-039).

Upgrading to version 1.5.23 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (91915), Tenable (72967), SecurityFocus (BID 66165†), SecurityTracker (ID 1029919†) and Vulnerability Center (SBV-43750†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Mail Client Software

Name

• Mutt

Version

• 1.5
• 1.5.1
• 1.5.2
• 1.5.3
• 1.5.4
• 1.5.5
• 1.5.6
• 1.5.7
• 1.5.8
• 1.5.9
• 1.5.10
• 1.5.11
• 1.5.12
• 1.5.13
• 1.5.14
• 1.5.15
• 1.5.16
• 1.5.17
• 1.5.18
• 1.5.19
• 1.5.20
• 1.5.21
• 1.5.22

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 72967
Nessus Name: Slackware 13.37 / 14.0 / 14.1 / current : mutt (SSA:2014-071-01)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 702874
OpenVAS Name: Debian Security Advisory DSA 2874-1 (mutt - security update
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mutt 1.5.23

Timelineinfo

12/19/2013 🔍
03/12/2014 +83 days 🔍
03/12/2014 +0 days 🔍
03/13/2014 +1 days 🔍
03/14/2014 +1 days 🔍
03/17/2014 +3 days 🔍
03/17/2014 +0 days 🔍
03/26/2014 +9 days 🔍
03/27/2014 +1 days 🔍
05/08/2026 +4425 days 🔍

Sourcesinfo

Advisory: debian.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-0467 (🔍)
GCVE (CVE): GCVE-0-2014-0467
GCVE (VulDB): GCVE-100-12698

OVAL: 🔍

X-Force: 91915
SecurityFocus: 66165 - Mutt Mailreader 'mutt_copy_hdr()' Function Heap Based Buffer Overflow Vulnerability
SecurityTracker: 1029919 - Mutt Buffer Overflow in mutt_copy_hdr() Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 43750 - Mutt <1.5.23 Remote DoS or Code Execution via Crafted Email Header, Medium

Entryinfo

Created: 03/27/2014 11:22
Updated: 05/08/2026 04:35
Changes: 03/27/2014 11:22 (71), 05/24/2017 09:18 (7), 06/16/2021 08:58 (3), 12/21/2024 20:31 (16), 05/08/2026 04:35 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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