CVE-2021-35297: Scalabium dBase Viewer version 2.6 (Build 5.751) is vulnerable to remote code execution via a crafted DBF file

This month

HIGH 7.8DOWNGRADE

CVE-2021-35297 is a high-severity flaw (CVSS 7.8) affecting dbase viewer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Scalabium dBase Viewer version 2.6 (Build 5.751) is vulnerable to remote code execution via a crafted DBF file that triggers a buffer overflow. An attacker can use the Structured Exception Handler (SEH) records and redirect execution to attacker-controlled code.

Why this priority

High severity

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	1.3% (top 31%)
CISA exploited list	No
Weakness	CWE-120
Published	2021-10-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: scalabium

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

Am I affected?

Timeline

2021-10-01 13:15 UTCPublished CVE record published
2026-06-17 03:57 UTCUpdated Record last modified

scalabium dbase viewer DOWNGRADE

Affected: 2.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.6

1. Check installed version

apt-cache policy dbase-viewer || rpm -q dbase-viewer || dbase-viewer --version

2. No fixed release: DOWNGRADE to a release before 2.6 (Debian / Ubuntu)

apt-cache madison dbase-viewer sudo apt install dbase-viewer=<VERSION_BEFORE_2.6> sudo apt-mark hold dbase-viewer

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

dnf --showduplicates list dbase-viewer sudo dnf downgrade dbase-viewer-<VERSION_BEFORE_2.6> sudo dnf versionlock add dbase-viewer

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-2021-35297?

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

Is CVE-2021-35297 being exploited?

CVE-2021-35297 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-2021-35297 affect?

CVE-2021-35297 affects dbase viewer. Severity is high (CVSS 7.8). Scalabium dBase Viewer version 2.6 (Build 5.751) is vulnerable to remote code execution via a crafted DBF file that triggers a buffer overflow. An attacker can use the Structured Exception Handler (SEH) records and redirect execution to att

How urgent is CVE-2021-35297?

Priority 45/100. High severity

References

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