CVE-2018-15809: AccuPOS 2017.8 is installed with the insecure "Authenticated Users: Modify" permission for files within the in

Routine

MEDIUM 5.5DOWNGRADE

CVE-2018-15809 is a medium-severity flaw (CVSS 5.5) affecting accupos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

AccuPOS 2017.8 is installed with the insecure "Authenticated Users: Modify" permission for files within the installation path. This may allow local attackers to compromise the integrity of critical resource and executable files.

Why this priority

No elevated risk signals yet

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	Low
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-732
Published	2018-08-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: accupos

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

Am I affected?

Timeline

2018-08-23 20:29 UTCPublished CVE record published
2026-06-17 01:43 UTCUpdated Record last modified

accupos accupos DOWNGRADE

Affected: 2017.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 2017.8

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2017.8 (Debian / Ubuntu)

apt-cache madison accupos sudo apt install accupos=<VERSION_BEFORE_2017.8> sudo apt-mark hold accupos

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

dnf --showduplicates list accupos sudo dnf downgrade accupos-<VERSION_BEFORE_2017.8> sudo dnf versionlock add accupos

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-2018-15809?

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

Is CVE-2018-15809 being exploited?

CVE-2018-15809 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-2018-15809 affect?

CVE-2018-15809 affects accupos. Severity is medium (CVSS 5.5). AccuPOS 2017.8 is installed with the insecure "Authenticated Users: Modify" permission for files within the installation path. This may allow local attackers to compromise the integrity of critical resource and executable files.

How urgent is CVE-2018-15809?

Priority 23/100. No elevated risk signals yet.

References

← Back to latest CVEs