CVE-2019-25329: FTP Navigator 8.03 contains a denial of service vulnerability that allows attackers to crash the application b

Q: How do I fix CVE-2019-25329?

ftp navigator: upgrade to newer than 8.03. Exact commands for each OS are on this page.

Q: Is CVE-2019-25329 being exploited?

CVE-2019-25329 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-25329 affect?

CVE-2019-25329 affects ftp navigator. Severity is high (CVSS 7.5). FTP Navigator 8.03 contains a denial of service vulnerability that allows attackers to crash the application by overwriting Structured Exception Handler (SEH) with malicious input. Attackers can generate a payload of 4108 'A' characters fol

Q: How urgent is CVE-2019-25329?

Priority 47/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2019-25329 is a high-severity flaw (CVSS 7.5) affecting ftp navigator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FTP Navigator 8.03 contains a denial of service vulnerability that allows attackers to crash the application by overwriting Structured Exception Handler (SEH) with malicious input. Attackers can generate a payload of 4108 'A' characters followed by 4 'B' characters and 40 'C' characters to trigger a program crash when pasted into the custom command input.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-121
Published	2026-02-12
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: internet-soft

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

Am I affected?

Timeline

2026-02-12 23:16 UTCPublished CVE record published
2026-06-17 02:32 UTCUpdated Record last modified

internet-soft ftp navigator UPGRADE

Affected: <= 8.03

Fixed in: newer than 8.03

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ftp-navigator || rpm -q ftp-navigator || ftp-navigator --version

2. UPGRADE to newer than 8.03 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ftp-navigator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ftp-navigator

Note

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

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-2019-25329?

ftp navigator: upgrade to newer than 8.03. Exact commands for each OS are on this page.

Is CVE-2019-25329 being exploited?

CVE-2019-25329 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-2019-25329 affect?

CVE-2019-25329 affects ftp navigator. Severity is high (CVSS 7.5). FTP Navigator 8.03 contains a denial of service vulnerability that allows attackers to crash the application by overwriting Structured Exception Handler (SEH) with malicious input. Attackers can generate a payload of 4108 'A' characters fol

How urgent is CVE-2019-25329?

Priority 47/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-25321 CRITICAL 9.8 UPGRADE FTP Navigator 8.03 contains a stack overflow vulnerability that allows attackers to execute arbitrary code by

References

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