CVE-2024-31771: Insecure Permission vulnerability in TotalAV v.6.0.740 allows a local attacker to escalate privileges via a cr

Routine

HIGH 7.8DOWNGRADE

CVE-2024-31771 is a high-severity flaw (CVSS 7.8) affecting totalav. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure Permission vulnerability in TotalAV v.6.0.740 allows a local attacker to escalate privileges via a crafted file

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-266
Published	2024-05-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: totalav

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

Am I affected?

Timeline

2024-05-14 15:25 UTCPublished CVE record published
2026-06-17 07:28 UTCUpdated Record last modified

totalav totalav DOWNGRADE

Affected: 6.0.740

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.740

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.0.740 (Debian / Ubuntu)

apt-cache madison totalav sudo apt install totalav=<VERSION_BEFORE_6.0.740> sudo apt-mark hold totalav

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

dnf --showduplicates list totalav sudo dnf downgrade totalav-<VERSION_BEFORE_6.0.740> sudo dnf versionlock add totalav

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-2024-31771?

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

Is CVE-2024-31771 being exploited?

CVE-2024-31771 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-2024-31771 affect?

CVE-2024-31771 affects totalav. Severity is high (CVSS 7.8). Insecure Permission vulnerability in TotalAV v.6.0.740 allows a local attacker to escalate privileges via a crafted file

How urgent is CVE-2024-31771?

Priority 39/100. High severity; Public exploit reference

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CVE-2021-47787 HIGH 7.8 DOWNGRADE TotalAV 5.15.69 contains an unquoted service path vulnerability in multiple system services running with Local

References

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