Clam Antivirus up to 0.98.6 y0da Archive resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Clam Antivirus up to 0.98.6 and classified as problematic. Affected is an unknown function of the component y0da Archive Handler. Executing a manipulation can lead to resource management. The identification of this vulnerability is CVE-2015-2221. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Clam Antivirus up to 0.98.6 (Anti-Malware Software). It has been declared as problematic. This vulnerability affects an unknown code of the component y0da Archive Handler. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

ClamAV before 0.98.7 allows remote attackers to cause a denial of service (infinite loop) via a crafted y0da cryptor file.

The weakness was shared 04/29/2015 by Sebastian Andrzej Siewior as ClamAV 0.98.7 has been released! as confirmed release notes (Blog). The advisory is shared for download at blog.clamav.net. The vendor cooperated in the coordination of the public release. This vulnerability was named CVE-2015-2221 since 03/05/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 83976 (Amazon Linux AMI : clamav (ALAS-2015-537)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196096 (Ubuntu Security Notification for Clamav Vulnerabilities (USN-2594-1)).

Upgrading to version 0.98.7 eliminates this vulnerability. The upgrade is hosted for download at clamav.net. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (102868), Tenable (83976), SecurityFocus (BID 74443†), SecurityTracker (ID 1032223†) and Vulnerability Center (SBV-50160†). The entries VDB-75183, VDB-75185, VDB-75186 and VDB-75187 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83976
Nessus Name: Amazon Linux AMI : clamav (ALAS-2015-537)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800596
OpenVAS Name: ClamAV Multiple Denial of Service Vulnerabilities August15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Antivirus 0.98.7

Timelineinfo

01/01/2014 🔍
03/05/2015 +428 days 🔍
04/29/2015 +55 days 🔍
04/29/2015 +0 days 🔍
05/03/2015 +4 days 🔍
05/04/2015 +1 days 🔍
05/04/2015 +0 days 🔍
05/12/2015 +8 days 🔍
05/14/2015 +2 days 🔍
05/10/2022 +2553 days 🔍

Sourcesinfo

Advisory: ClamAV 0.98.7 has been released!
Researcher: Sebastian Andrzej Siewior
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2015-2221 (🔍)
GCVE (CVE): GCVE-0-2015-2221
GCVE (VulDB): GCVE-100-75184
X-Force: 102868 - ClamAV y0da cryptor files denial of service
SecurityFocus: 74443 - ClamAV Multiple Denial of Service Vulnerabilities
SecurityTracker: 1032223 - Clam AntiVirus Multiple File Processing Flaws Let Remote Users Deny Service
Vulnerability Center: 50160 - ClamAV before 0.98.7 Remote DoS via a Crafted Y0da Cryptor File, Medium

See also: 🔍

Entryinfo

Created: 05/04/2015 16:20
Updated: 05/10/2022 09:02
Changes: 05/04/2015 16:20 (81), 06/28/2017 06:40 (4), 05/10/2022 09:02 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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