CVE-2019-25711: SpotFTP Password Recover 2.4.2 contains a denial of service vulnerability that allows local attackers to crash

Routine

MEDIUM 6.2DOWNGRADE

CVE-2019-25711 is a medium-severity flaw (CVSS 6.2) affecting spotftp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SpotFTP Password Recover 2.4.2 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an oversized buffer in the Name field during registration. Attackers can generate a 256-byte payload, paste it into the Name input field, and trigger a crash when submitting the registration code.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.2 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 90%)
CISA exploited list	No
Weakness	CWE-807
Published	2026-04-12
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: nsasoft

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

Am I affected?

Timeline

2026-04-12 13:16 UTCPublished CVE record published
2026-06-17 02:33 UTCUpdated Record last modified

nsasoft spotftp DOWNGRADE

Affected: 2.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.4.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.4.2 (Debian / Ubuntu)

apt-cache madison spotftp sudo apt install spotftp=<VERSION_BEFORE_2.4.2> sudo apt-mark hold spotftp

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

dnf --showduplicates list spotftp sudo dnf downgrade spotftp-<VERSION_BEFORE_2.4.2> sudo dnf versionlock add spotftp

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-2019-25711?

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

Is CVE-2019-25711 being exploited?

CVE-2019-25711 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-2019-25711 affect?

CVE-2019-25711 affects spotftp. Severity is medium (CVSS 6.2). SpotFTP Password Recover 2.4.2 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an oversized buffer in the Name field during registration. Attackers can generate a 256-byte payload

How urgent is CVE-2019-25711?

Priority 29/100. Public exploit reference

References

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