Vulnerability Details : CVE-2015-4236
Cisco AsyncOS on Email Security Appliance (ESA) devices with software 8.5.6-073, 8.5.6-074, and 9.0.0-461, when clustering is enabled, allows remote attackers to cause a denial of service (clustering and SSH outage) via a packet flood, aka Bug IDs CSCur13704 and CSCuq05636.
Vulnerability category: Denial of service
Products affected by CVE-2015-4236
- cpe:2.3:h:cisco:email_security_appliance:8.5.6-074:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:8.5.6-073:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:email_security_appliance_firmware:9.0.0-461:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4236
0.26%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 63 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4236
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2015-4236
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4236
-
http://tools.cisco.com/security/center/viewAlert.x?alertId=39785
Cisco AsyncOS for Cisco Email Security Appliance and Cisco Web Security Appliance Cluster Denial of Service VulnerabilityVendor Advisory
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http://www.securityfocus.com/bid/75703
Cisco AsyncOS for Email Security and Web Security Appliances Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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http://www.securitytracker.com/id/1032855
Cisco Email Security Appliance Packet Processing Flaw on Clustering and SSH Ports Lets Remote Users Deny Service - SecurityTrackerThird Party Advisory;VDB Entry
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