Bogofilter up to 1.2.2 iconvert.c 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-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Bogofilter up to 1.2.2. Affected is an unknown function of the file iconvert.c. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2012-5468. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Bogofilter up to 1.2.2 and classified as critical. Affected by this issue is an unknown code block of the file iconvert.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:

Heap-based buffer overflow in iconvert.c in the bogolexer component in Bogofilter before 1.2.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an email containing a base64 string that is decoded to incomplete multibyte characters.

The weakness was shared 12/17/2012 (Website). The advisory is available at bogofilter.svn.sourceforge.net. This vulnerability is handled as CVE-2012-5468 since 10/24/2012. The exploitation is known to be easy. 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 63144 (FreeBSD : bogofilter -- heap corruption by invalid base64 input (f524d8e0-3d83-11e2-807a-080027ef73ec)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165728 (SUSE Enterprise Linux Security Update for bogofilter (SUSE-SU-2012:1652-1)).

Upgrading to version 1.0.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (80524), Tenable (63144), SecurityFocus (BID 56804†), Secunia (SA51334†) and Vulnerability Center (SBV-37579†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 63144
Nessus Name: FreeBSD : bogofilter -- heap corruption by invalid base64 input (f524d8e0-3d83-11e2-807a-080027ef73ec)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892585
OpenVAS Name: Debian Security Advisory DSA 2585-1 (bogofilter - buffer overflow
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Bogofilter 1.0.3

Timelineinfo

10/24/2012 🔍
12/04/2012 +41 days 🔍
12/04/2012 +0 days 🔍
12/04/2012 +0 days 🔍
12/07/2012 +3 days 🔍
12/10/2012 +3 days 🔍
12/17/2012 +7 days 🔍
12/17/2012 +0 days 🔍
03/24/2015 +827 days 🔍
12/29/2024 +3568 days 🔍

Sourcesinfo

Advisory: dsa-2585
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-5468 (🔍)
GCVE (CVE): GCVE-0-2012-5468
GCVE (VulDB): GCVE-100-63194

OVAL: 🔍

X-Force: 80524
SecurityFocus: 56804 - bogofilter CVE-2012-5468 Heap Memory Corruption Vulnerability
Secunia: 51334 - bogofilter Base64 Character Set Conversion Denial of Service Vulnerability, Moderately Critical
Vulnerability Center: 37579 - Bogolexer Component in Bogofilter 1.2.2 and Earlier Remote Arbitrary Code Execution Vulnerability, High

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/29/2024 06:24
Changes: 03/24/2015 12:22 (67), 04/22/2017 12:57 (7), 12/20/2021 21:00 (3), 12/20/2021 21:08 (1), 12/20/2021 21:22 (1), 12/29/2024 06:24 (18)
Complete: 🔍
Cache ID: 216:27B:103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!