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CVE-2021-34125

24
FAUCET Score

CVE-2021-34125 describes an information disclosure vulnerability in Yuneec Mantis Q drones and PX4-Autopilot versions 1.11.3 and below. An unauthenticated attacker can exploit this flaw remotely by leveraging various NuttX commands to gain access to sensitive information. With a CVSS score of 7.5 (High), this vulnerability poses a significant risk, though there is currently no evidence of active exploitation, public exploit code, or community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.11.3CPE matchmatch criteria
cpe:2.3:a:dronecode:px4_drone_autopilot:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:yuneec:mantis_q_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.96%
Probability of exploitation in next 30 days
EPSS Percentile
57.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0096 is in the 32nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

gist.github.com / swkim101/f473b9a60e6d4635268402a2cd2025ac
ExploitThird Party Advisory
github.com / apache/incubator-nuttx-apps/pull/647/commits/2fc1157f8585acc39f13a31612ebf890f41e76ca
Patch
github.com / apache/incubator-nuttx/pull/3292/commits/016873788280ca815ba886195535bbe601de6e48
Patch
github.com / PX4/PX4-Autopilot/issues/17062
ExploitIssue Tracking
github.com / PX4/PX4-Autopilot/pull/17264/commits/555f900cf52c0057e4c429ff3699c91911a21cab
Patch
nuttx.apache.org
Product
nuttx.apache.org / docs/latest/applications/nsh/commands.html
Product
st.com / resource/en/application_note/dm00493651-introduction-to-stm32-microcontrollers-security-stmicroelectronics.pdf
Product