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CVE-2015-8373

19
FAUCET Score

CVE-2015-8373 describes a denial-of-service vulnerability affecting ISC Kea DHCPv4 and DHCPv6 servers (versions 0.9.2 and 1.0.0-beta). Remote attackers can crash the daemon by sending a malformed packet, but only when specific debugging settings are enabled. This vulnerability has a CVSSv3 score of 6.8 (Medium), indicating a network-based attack with high impact on availability, but requiring high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.9.2CPE matchmatch criteria
cpe:2.3:a:isc:kea:0.9.2:*:*:*:*:*:*:*
1.0.0CPE matchmatch criteria
cpe:2.3:a:isc:kea:1.0.0:beta:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.71%
Probability of exploitation in next 30 days
EPSS Percentile
88.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0371 is in the 84th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

lists.fedoraproject.org / pipermail/package-announce/2016-January/175218.html
lists.fedoraproject.org / pipermail/package-announce/2016-January/175337.html
kb.isc.org / article/AA-01318
Vendor Advisory