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CVE-2022-4857

26
FAUCET Score

CVE-2022-4857 is a critical buffer overflow vulnerability affecting Modbus Tools Modbus Poll up to version 9.10.0, specifically within the mbpoll.exe component's mbp File Handler. This vulnerability has a CVSS score of 7.8 (HIGH), indicating a high potential for impact (confidentiality, integrity, and availability) through a remote attack requiring user interaction. While exploit code has been publicly disclosed, there is no evidence of active exploitation, Metasploit modules, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 9.10.0CPE matchmatch criteria
cpe:2.3:a:modbustools:modbus_poll:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 45th percentile among its peer group of 11,616 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 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 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/Modbus%20Poll%20(version%209.10.0%20and%20earlier)%20mbp%20file%20has%20a%20buffer%20overflow%20vulnerability.md
ExploitPatchThird Party Advisory
github.com / Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/poc/poc.mbp
Third Party Advisory
vuldb.com
Third Party Advisory
vuldb.com
Third Party Advisory