CVE-2023-27754: vox2mesh 1.0 has stack-overflow in main.cpp, this is stack-overflow caused by incorrect use of memcpy() funcit

Routine

MEDIUM 5.5DOWNGRADE

CVE-2023-27754 is a medium-severity flaw (CVSS 5.5) affecting vox2mesh. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

vox2mesh 1.0 has stack-overflow in main.cpp, this is stack-overflow caused by incorrect use of memcpy() funciton. The flow allows an attacker to cause a denial of service (abort) via a crafted file.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-787
Published	2023-03-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vox2mesh project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-03-22 17:15 UTCPublished CVE record published
2026-06-17 05:45 UTCUpdated Record last modified

vox2mesh project vox2mesh DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy vox2mesh || rpm -q vox2mesh || vox2mesh --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison vox2mesh sudo apt install vox2mesh=<VERSION_BEFORE_1.0> sudo apt-mark hold vox2mesh

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list vox2mesh sudo dnf downgrade vox2mesh-<VERSION_BEFORE_1.0> sudo dnf versionlock add vox2mesh

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-27754?

vox2mesh: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-27754 being exploited?

CVE-2023-27754 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-27754 affect?

CVE-2023-27754 affects vox2mesh. Severity is medium (CVSS 5.5). vox2mesh 1.0 has stack-overflow in main.cpp, this is stack-overflow caused by incorrect use of memcpy() funciton. The flow allows an attacker to cause a denial of service (abort) via a crafted file.

How urgent is CVE-2023-27754?

Priority 31/100. Public exploit reference

References

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