SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-0744

Cisco DTA Control System (DTACS) 4.0.0.9 and Cisco Headend System Release allow remote attackers to cause a denial of service (CPU and memory consumption, and TCP service outage) via (1) a SYN flood or (2) another type of TCP traffic flood, aka Bug IDs…

HIGH 7.8EPSS 3.40%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Cisco DTA Control System (DTACS) 4.0.0.9 and Cisco Headend System Release allow remote attackers to cause a denial of service (CPU and memory consumption, and TCP service outage) via (1) a SYN flood or (2) another type of TCP traffic flood, aka Bug IDs CSCus50642, CSCus50662, CSCus50625, CSCus50657, and CSCus68315.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
3.40% probability · 89th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-399
Affected
cisco/dta control system · cisco/headend digital broadband delivery system · cisco/headend system release
Source
psirt@cisco.com
EPSS trend
0%3%5%26 October 2026: 3.40%26 October 202626 October 2026

EPSS 3.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.