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CVE-2017-20120

27
FAUCET Score

CVE-2017-20120 is a Cross-Site Request Forgery (CSRF) vulnerability affecting TrueConf Server version 4.3.7, specifically within the /admin/service/stop/ functionality. This vulnerability carries a high CVSS score of 8.8, indicating a severe risk due to its network-based attack vector, low attack complexity, and high potential impact on confidentiality, integrity, and availability. While the exploit has been publicly disclosed, there is no evidence of active exploitation, and it lacks exploit code in common frameworks like Metasploit or Nuclei, as well as significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
4.3.7.12219CPE matchmatch criteria
cpe:2.3:a:trueconf:server:4.3.7.12219:*:*:*:*:*:*:*
4.3.7.12255CPE matchmatch criteria
cpe:2.3:a:trueconf:server:4.3.7.12255:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.48%
Probability of exploitation in next 30 days
EPSS Percentile
38.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0048 is in the 41st percentile among its peer group of 14,855 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 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 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

vuldb.com
Permissions RequiredThird Party Advisory
exploit-db.com / exploits/41184
Third Party AdvisoryVDB Entry