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CVE-2019-8996

30
FAUCET Score

CVE-2019-8996 is a critical buffer overflow vulnerability affecting Signiant Manager+Agents software versions prior to 13.5. This flaw, rated 9.8 CVSS, allows unauthenticated attackers to remotely execute arbitrary code with high impact on confidentiality, integrity, and availability. Despite its severity, there is no public exploit code available, nor is it listed on the CISA KEV catalog, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 13.5CPE matchmatch criteria
cpe:2.3:a:signiant:manager\+agents:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.64%
Probability of exploitation in next 30 days
EPSS Percentile
73.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0164 is in the 61st percentile among its peer group of 36,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

help.signiant.com / flight-deck/general/release-notes-13-5
Release NotesVendor Advisory
help.signiant.com / manager-agents/installation/release-notes
Release NotesVendor Advisory