Cisco Web Security Appliance/Email Security Appliance prior 9.0.1-135/9.1.1-041/9.7.0-125 Advance Malware Protection libclamav memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Cisco Web Security Appliance and Email Security Appliance. This issue affects some unknown processing in the library libclamav of the component Advance Malware Protection. The manipulation results in memory corruption. This vulnerability is identified as CVE-2016-1405. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Cisco Web Security Appliance and Email Security Appliance (Anti-Malware Software). Affected is an unknown function in the library libclamav of the component Advance Malware Protection. 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 availability.

The weakness was released 05/31/2016 as cisco-sa-20160531-wsa-esa / CSCuv78533 / CSCuw60503 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2016-1405 since 01/04/2016. 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 advisory points out:

A successful exploit could allow the attacker to cause the AMP process to restart.

The vulnerability scanner Nessus provides a plugin with the ID 93801 (Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : clamav vulnerabilities (USN-3093-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196590 (Ubuntu Security Notification for Clamav Vulnerabilities (USN-3093-1)).

Upgrading to version 9.0.1-135, 9.1.1-041 or 9.7.0-125 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (93801), SecurityFocus (BID 90968†) and SecurityTracker (ID 1035994†). Entries connected to this vulnerability are available at VDB-92304 and VDB-92305. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: 93801
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : clamav vulnerabilities (USN-3093-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850457
OpenVAS Name: Cisco WSA AMP ClamAV Denial of Service Vulnerability
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: Web Security Appliance/Email Security Appliance 9.0.1-135/9.1.1-041/9.7.0-125

Timelineinfo

01/04/2016 🔍
05/31/2016 +148 days 🔍
05/31/2016 +0 days 🔍
05/31/2016 +0 days 🔍
05/31/2016 +0 days 🔍
06/01/2016 +1 days 🔍
06/08/2016 +7 days 🔍
09/29/2016 +113 days 🔍
08/22/2022 +2153 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20160531-wsa-esa / CSCuv78533 / CSCuw60503
Status: Confirmed

CVE: CVE-2016-1405 (🔍)
GCVE (CVE): GCVE-0-2016-1405
GCVE (VulDB): GCVE-100-87696
SecurityFocus: 90968 - Multiple Cisco Products CVE-2016-1405 Remote Denial of Service Vulnerability
SecurityTracker: 1035994

See also: 🔍

Entryinfo

Created: 06/01/2016 08:57
Updated: 08/22/2022 15:18
Changes: 06/01/2016 08:57 (71), 12/26/2018 22:14 (12), 08/22/2022 15:18 (4)
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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