VDB-93131 · CVE-2016-1481 · BID 93908

Cisco Email Security Appliance prior 9.1.1-038/9.7.1-066 Filter input validation

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

Summaryinfo

A vulnerability has been found in Cisco Email Security Appliance and classified as problematic. Impacted is an unknown function of the component Filter. The manipulation leads to input validation. This vulnerability is documented as CVE-2016-1481. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Cisco Email Security Appliance (Anti-Malware Software). It has been rated as critical. This issue affects an unknown part of the component Filter. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliances could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco Email Security Appliances, both virtual and hardware appliances, if the software is configured to apply a message filter that contains certain rules. More Information: CSCux59873. Known Affected Releases: 8.5.6-106 9.1.0-032 9.7.0-125. Known Fixed Releases: 9.1.1-038 9.7.1-066.

The weakness was released 10/28/2016 with Cisco (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2016-1481 since 01/04/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 316057 (Cisco Email Security Appliance Malformed DGN File Attachment Denial of Service Vulnerability (cisco-sa-20161026-esa1)).

Upgrading to version 9.1.1-038 or 9.7.1-066 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93908†). Entries connected to this vulnerability are available at VDB-93132 and VDB-93129. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: Input validation
CWE: CWE-20
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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OpenVAS ID: 855612
OpenVAS Name: Cisco Email Security Appliance Malformed DGN File Attachment Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Email Security Appliance 9.1.1-038/9.7.1-066

Timelineinfo

01/04/2016 🔍
10/26/2016 +296 days 🔍
10/28/2016 +2 days 🔍
10/28/2016 +0 days 🔍
10/28/2016 +0 days 🔍
10/14/2024 +2908 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: tools.cisco.com
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1481 (🔍)
GCVE (CVE): GCVE-0-2016-1481
GCVE (VulDB): GCVE-100-93131
SecurityFocus: 93908 - Cisco AsyncOS CVE-2016-1481 Remote Denial of Service Vulnerability
SecurityTracker: 1037123

See also: 🔍

Entryinfo

Created: 10/28/2016 19:46
Updated: 10/14/2024 08:47
Changes: 10/28/2016 19:46 (55), 05/19/2019 18:02 (13), 09/28/2022 15:07 (4), 10/14/2024 08:47 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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