Vulnerability Details : CVE-2016-6458
A vulnerability in the content filtering functionality of Cisco AsyncOS Software for Cisco Email Security Appliances could allow an unauthenticated, remote attacker to bypass content filters configured on an affected device. Email that should have been filtered could instead be forwarded by the device. 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 use a content filter for email attachments that are protected or encrypted. More Information: CSCva52546. Known Affected Releases: 10.0.0-125 9.7.1-066.
Vulnerability category: Input validation
Products affected by CVE-2016-6458
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-046:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-124:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:10.0.0-125:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-047:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.2-054:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.7.1-066:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.9_base:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.9.6-026:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-6458
0.28%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-6458
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-6458
-
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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6458
-
http://www.securityfocus.com/bid/94074
Cisco AsyncOS CVE-2016-6458 Remote Security Bypass Vulnerability
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https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161102-esa
Cisco Email Security Appliance RAR File Attachment Scanner Bypass VulnerabilityVendor Advisory
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http://www.securitytracker.com/id/1037182
Cisco Email Security Appliance Lets Remote Users Bypass RAR Scanning on the Target System - SecurityTracker
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