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CVE-2020-35851

29
FAUCET Score

CVE-2020-35851 describes a critical command injection vulnerability in HGiga MailSherlock products, specifically msr45_isherlock_user and ssr45_isherlock_user. This flaw, rated 9.8 CVSS (Critical), allows unauthenticated remote attackers to execute arbitrary commands on the system due to improper parameter validation. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.5-115CPE matchmatch criteria
cpe:2.3:a:hgiga:msr45_isherlock-user:*:*:*:*:*:*:*:*
< 4.5-115CPE matchmatch criteria
cpe:2.3:a:hgiga:ssr45_isherlock-user:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.74%
Probability of exploitation in next 30 days
EPSS Percentile
75.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0174 is in the 63rd percentile among its peer group of 36,897 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

Remediation records are not available for this CVE.

References

twcert.org.tw / en/cp-139-4264-f10f4-2.html
Third Party Advisory