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CVE-2016-1463

26
FAUCET Score

CVE-2016-1463 describes a vulnerability in Cisco FireSIGHT System Software versions 5.3.0, 5.3.1, 5.4.0, 6.0, and 6.0.1, allowing remote attackers to bypass Snort intrusion detection rules. This high-severity vulnerability (CVSS 7.5) has a network attack vector, low attack complexity, and could lead to high integrity impact by allowing malicious traffic to evade detection. While no active exploitation, public exploit code, or significant community discussion has been observed, the flaw remains a potential bypass for network security controls.

Impacted Technologies

VendorProductVersion(s)CPE
5.3.0CPE matchmatch criteria
cpe:2.3:a:cisco:firesight_system_software:5.3.0:*:*:*:*:*:*:*
5.3.1CPE matchmatch criteria
cpe:2.3:a:cisco:firesight_system_software:5.3.1:*:*:*:*:*:*:*
5.4.0CPE matchmatch criteria
cpe:2.3:a:cisco:firesight_system_software:5.4.0:*:*:*:*:*:*:*
6.0.0CPE matchmatch criteria
cpe:2.3:a:cisco:firesight_system_software:6.0.0:*:*:*:*:*:*:*
6.0.1CPE matchmatch criteria
cpe:2.3:a:cisco:firesight_system_software:6.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.11%
Probability of exploitation in next 30 days
EPSS Percentile
79.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0211 is in the 64th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20160727-firesight
Vendor Advisory
securityfocus.com / bid/92152
securitytracker.com / id/1036471