HOMEVULNERABILITIESCVE-2019-15874
CRITICAL

CVE-2019-15874

CWE-20Published: April 29, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

In FreeBSD 12.1-STABLE before r356035, 12.1-RELEASE before 12.1-RELEASE-p4, 11.3-STABLE before r356036, and 11.3-RELEASE before 11.3-RELEASE-p8, incomplete packet data validation may result in memory access after it has been freed leading to a kernel panic or other unpredictable results.

NVD Source

Technical Analysis

CVE-2019-15874 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

freebsd1 product(s)
freebsd
netapp1 product(s)
clustered data ontap
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://security.FreeBSD.org/advisories/FreeBSD-SA-20:10.ipfw.asc
PATCHhttps://security.FreeBSD.org/advisories/FreeBSD-SA-20:10.ipfw.asc
ADVISORYhttps://security.netapp.com/advisory/ntap-20200511-0002/
ADVISORYhttps://security.netapp.com/advisory/ntap-20200511-0002/

All References (4)

→
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:10.ipfw.ascPatch · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20200511-0002/Third Party Advisory
→
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:10.ipfw.ascPatch · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20200511-0002/Third Party Advisory

Quick Facts

CVE IDCVE-2019-15874
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-20
CISA KEVNo
Affected2 vendor(s)
PublishedApr 29, 2020

Related CVEs (CWE-20)

CVE-2017-16845
10.0
CVE-2008-6826
10.0
CVE-2017-7213
10.0
CVE-2017-10918
10.0
CVE-2020-6962
10.0
CVE-2008-1331
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-15874 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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