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CVE-2021-43609

26
FAUCET Score

CVE-2021-43609 is a Blind Boolean SQL injection vulnerability affecting Spiceworks Help Desk Server versions prior to 1.3.3. An authenticated attacker can exploit this flaw via the sort parameter in the order_by_for_ticket function to execute arbitrary SQL commands. This vulnerability carries a high CVSS score of 8.8, indicating a significant risk of data compromise, integrity loss, and availability impact, as it can lead to local file leakage and potential remote code execution through deserialization. While no active exploitation, public exploit code, or significant community discussion has been observed, the potential for severe impact necessitates prompt patching.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.3.3CPE matchmatch criteria
cpe:2.3:a:spiceworks:help_desk_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.9CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.1
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.02%
Probability of exploitation in next 30 days
EPSS Percentile
79.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0202 is in the 77th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

community.spiceworks.com / blogs/help-desk-server-release-notes/3610-1-3-2-1-3-3
Release Notes
github.com / d5sec/CVE-2021-43609-POC
Third Party Advisory
linkedin.com / pulse/cve-2021-43609-write-up-division5-security-4lgwe
ExploitThird Party Advisory