CVE-2023-2874: A vulnerability, which was classified as problematic, has been found in Twister Antivirus 8

Routine

MEDIUM 5.5UPGRADE

CVE-2023-2874 is a medium-severity flaw (CVSS 5.5) affecting twister antivirus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, has been found in Twister Antivirus 8. This issue affects the function 0x804f2158/0x804f2154/0x804f2150/0x804f215c/0x804f2160/0x80800040/0x804f214c/0x804f2148/0x804f2144/0x801120e4/0x804f213c/0x804f2140 in the library filppd.sys of the component IoControlCode Handler. The manipulation leads to denial of service. Attacking locally is a requirement. The exploit has been disclosed to the public a

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 75%)
CISA exploited list	No
Weakness	CWE-404
Published	2023-05-24
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: filseclab

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

Am I affected?

Timeline

2023-05-24 19:15 UTCPublished CVE record published
2026-06-17 05:53 UTCUpdated Record last modified

filseclab twister antivirus UPGRADE

Affected: >= 8.0 and <= 8.17

Fixed in: newer than 8.17

Safe to downgrade to: a release before 8.0

1. Check installed version

apt-cache policy twister-antivirus || rpm -q twister-antivirus || twister-antivirus --version

2. UPGRADE to newer than 8.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade twister-antivirus

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade twister-antivirus

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison twister-antivirus sudo apt install twister-antivirus=<VERSION_BEFORE_8.0> sudo apt-mark hold twister-antivirus

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list twister-antivirus sudo dnf downgrade twister-antivirus-<VERSION_BEFORE_8.0> sudo dnf versionlock add twister-antivirus

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-2023-2874?

twister antivirus: upgrade to newer than 8.17. Exact commands for each OS are on this page.

Is CVE-2023-2874 being exploited?

CVE-2023-2874 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-2023-2874 affect?

CVE-2023-2874 affects twister antivirus. Severity is medium (CVSS 5.5). A vulnerability, which was classified as problematic, has been found in Twister Antivirus 8. This issue affects the function 0x804f2158/0x804f2154/0x804f2150/0x804f215c/0x804f2160/0x80800040/0x804f214c/0x804f2148/0x804f2144/0x801120e4/0x804

How urgent is CVE-2023-2874?

Priority 31/100. Public exploit reference

Related CVEs

CVE-2024-1140 MEDIUM 6.1 DOWNGRADE Twister Antivirus v8.17 is vulnerable to an Out-of-bounds Read vulnerability by triggering the 0x801120B8 IOCT
CVE-2024-1096 MEDIUM 5.5 DOWNGRADE Twister Antivirus v8.17 is vulnerable to a Denial of Service vulnerability by triggering the 0x80112067, 0x801
CVE-2023-2873 MEDIUM 5.3 UPGRADE A vulnerability classified as critical was found in Twister Antivirus 8
CVE-2023-1445 LOW 3.3 DOWNGRADE A vulnerability classified as problematic has been found in Filseclab Twister Antivirus 8
CVE-2023-1444 HIGH 7.5 DOWNGRADE A vulnerability was found in Filseclab Twister Antivirus 8

References

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