CVE-2018-17408: Stack-based buffer overflows in Zahir Accounting Enterprise Plus 6 through build 10b allow remote attackers to

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HIGH 7.8DOWNGRADE

CVE-2018-17408 is a high-severity flaw (CVSS 7.8) affecting zahir enterprise plus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflows in Zahir Accounting Enterprise Plus 6 through build 10b allow remote attackers to execute arbitrary code via a crafted CSV file that is accessed through the Import CSV File menu.

Why this priority

High severity
EPSS top 3%: very likely to be exploited
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	None
User interaction	Required
EPSS exploit chance	19.0% (top 3%)
CISA exploited list	No
Weakness	CWE-787
Published	2018-10-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: zahiraccounting

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

Am I affected?

Timeline

2018-10-03 20:29 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

zahiraccounting zahir enterprise plus DOWNGRADE

Affected: 6

Fixed in: no fixed release known

Safe to downgrade to: a release before 6

1. Check installed version

apt-cache policy zahir-enterprise-plus || rpm -q zahir-enterprise-plus || zahir-enterprise-plus --version

2. No fixed release: DOWNGRADE to a release before 6 (Debian / Ubuntu)

apt-cache madison zahir-enterprise-plus sudo apt install zahir-enterprise-plus=<VERSION_BEFORE_6> sudo apt-mark hold zahir-enterprise-plus

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

dnf --showduplicates list zahir-enterprise-plus sudo dnf downgrade zahir-enterprise-plus-<VERSION_BEFORE_6> sudo dnf versionlock add zahir-enterprise-plus

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Zahir Enterprise Plus 6 - Stack Buffer Overflow (Metasploit)
Exploit-DB: Zahir Enterprise Plus 6 build 10b - Buffer Overflow (SEH)
Metasploit: Zahir Enterprise Plus 6 Stack Buffer Overflow

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-2018-17408?

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

Is CVE-2018-17408 being exploited?

CVE-2018-17408 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-2018-17408 affect?

CVE-2018-17408 affects zahir enterprise plus. Severity is high (CVSS 7.8). Stack-based buffer overflows in Zahir Accounting Enterprise Plus 6 through build 10b allow remote attackers to execute arbitrary code via a crafted CSV file that is accessed through the Import CSV File menu.

How urgent is CVE-2018-17408?

Priority 57/100. High severity; EPSS top 3%: very likely to be exploited; Public exploit reference

References

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