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CVE-2020-10277

RVD#2562: Booting from a live image leads to exfiltration of sensible information and privilege escalation

6.4 Medium

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can lead to extraction of sensible files (such as the shadow file) or privilege escalation by manually adding a new user with sudo privileges on the machine.

Attack profile

How easy it is to exploit

Attack vector
Physical
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
Low
Availability
High

Exploit likelihood

0.38%Unchanged since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 6.4

RVD#2562: Booting from a live image leads to exfiltration of sensible information and privilege escalation

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can lead to extraction of sensible files (such as the shadow file) or privilege escalation by manually adding a new user with sudo privileges on the machine.

Record
CVE-2020-10277
CVSS 3.0
6.4 MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
Weakness
CWE-656
Updated
2026-11-02
EUVDEUVD-2020-2732 6.4

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can lead to extraction of sensible files (such as the shadow file) or privilege escalation by manually adding a new user with sudo privileges on the machine.

Record
EUVD-2020-2732
CVSS 3.0
6.4 MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-6635-xfqx-gr6m No score

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can...

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can lead to extraction of sensible files (such as the shadow file) or privilege escalation by manually adding a new user with sudo privileges on the machine.

Record
GHSA-6635-xfqx-gr6m
Updated
2026-11-02
NVD 6.4

There is no mechanism in place to prevent a bad operator to boot from a live OS image, this can lead to extraction of sensible files (such as the shadow file) or privilege escalation by manually adding a new user with sudo privileges on the machine.

Record
CVE-2020-10277
CVSS 3.1
6.4 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
CVSS 3.0
6.4 MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-656
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-10277 is a medium vulnerability (CVSS 6.4) in Easyrobotics Er-flex Firmware, published June 24, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 31st percentile. No source names a fixed version.

References

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