HOMEVULNERABILITIESCVE-2019-8961
HIGH

CVE-2019-8961

CWE-674Published: April 21, 2020· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

A Denial of Service vulnerability related to stack exhaustion has been identified in FlexNet Publisher lmadmin.exe 11.16.2. Because the message reading function calls itself recursively given a certain condition in the received message, an unauthenticated remote attacker can repeatedly send messages of that type to cause a stack exhaustion condition.

NVD Source

Technical Analysis

CVE-2019-8961 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 availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

flexera1 product(s)
flexnet publisher
Source: NVD CPE · 1 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

ADVISORYhttps://community.flexera.com/t5/FlexNet-Publisher-Knowledge-Base/CVE-2019-8961-remediated-in-FlexNet-Publisher/ta-p/124601/jump-to/first-unread-message
ADVISORYhttps://community.flexera.com/t5/FlexNet-Publisher-Knowledge-Base/CVE-2019-8961-remediated-in-FlexNet-Publisher/ta-p/124601/jump-to/first-unread-message

All References (2)

→
https://community.flexera.com/t5/FlexNet-Publisher-Knowledge-Base/CVE-2019-8961-remediated-in-FlexNet-Publisher/ta-p/124601/jump-to/first-unread-messageVendor Advisory
→
https://community.flexera.com/t5/FlexNet-Publisher-Knowledge-Base/CVE-2019-8961-remediated-in-FlexNet-Publisher/ta-p/124601/jump-to/first-unread-messageVendor Advisory

Quick Facts

CVE IDCVE-2019-8961
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-674
CISA KEVNo
Affected1 vendor(s)
PublishedApr 21, 2020

Related CVEs (CWE-674)

CVE-2026-25971
9.8
CVE-2018-1000618
9.8
CVE-2021-41752
9.8
CVE-2023-51803
9.8
CVE-2025-10728
9.4
CVE-2026-40324
9.1

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-8961 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.COM. CVE data is provided under the NVD usage policy.
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