Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-4359

36
FAUCET Score

CVE-2016-4359 describes a critical stack-based buffer overflow vulnerability in the mchan.dll agent component of HPE LoadRunner and Performance Center across multiple versions. This flaw allows remote attackers to execute arbitrary code by sending a specially crafted, long -server_name value. With a CVSS score of 9.8, this vulnerability is highly severe, requiring no user interaction or authentication, and can lead to complete compromise of confidentiality, integrity, and availability. Despite its critical severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
11.52CPE matchmatch criteria
cpe:2.3:a:hp:loadrunner:11.52:p3:*:*:*:*:*:*
12.00CPE matchmatch criteria
cpe:2.3:a:hp:loadrunner:12.00:p1:*:*:*:*:*:*
12.01CPE matchmatch criteria
cpe:2.3:a:hp:loadrunner:12.01:p3:*:*:*:*:*:*
12.02CPE matchmatch criteria
cpe:2.3:a:hp:loadrunner:12.02:p2:*:*:*:*:*:*
12.50CPE matchmatch criteria
cpe:2.3:a:hp:loadrunner:12.50:p1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
15.77%
Probability of exploitation in next 30 days
EPSS Percentile
96.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.1577 is in the 93rd percentile among its peer group of 36,821 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

Vendor Patches (2)

beegovendor investigatingvia llm_extracted
pythonvendor investigatingvia llm_extracted

Vendor Advisories (2)

beegollm-beego-e13d8674aa9da2c7HIGH

[R2] HP LoadRunner mchan.dll Shared Memory Object Name Construction Remote Stack Buffer Overflow

Jun 13, 2016
pythonllm-python-9745b2afb2a80055HIGH

[R2] HP LoadRunner mchan.dll Shared Memory Object Name Construction Remote Stack Buffer Overflow

Jun 13, 2016

References

h20566.www2.hpe.com / hpsc/doc/public/display
Vendor Advisory
tenable.com / security/research/tra-2016-16
securityfocus.com / bid/90975
securitytracker.com / id/1036006
Third Party AdvisoryVDB Entry
zerodayinitiative.com / advisories/ZDI-16-363
Third Party AdvisoryVDB Entry