CVE-2002-1735: Buffer overflow in dlogin 1.0a could allow local users to gain privileges via unknown attack vectors.

Routine

HIGH 7.2DOWNGRADE

CVE-2002-1735 is a high-severity flaw (CVSS 7.2) affecting dlogin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in dlogin 1.0a could allow local users to gain privileges via unknown attack vectors.

Why this priority

High severity

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

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: davin mccall

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 21:59 UTCUpdated Record last modified

davin mccall dlogin DOWNGRADE

Affected: 1.0a

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0a

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0a (Debian / Ubuntu)

apt-cache madison dlogin sudo apt install dlogin=<VERSION_BEFORE_1.0a> sudo apt-mark hold dlogin

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

dnf --showduplicates list dlogin sudo dnf downgrade dlogin-<VERSION_BEFORE_1.0a> sudo dnf versionlock add dlogin

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-2002-1735?

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

Is CVE-2002-1735 being exploited?

CVE-2002-1735 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-2002-1735 affect?

CVE-2002-1735 affects dlogin. Severity is high (CVSS 7.2). Buffer overflow in dlogin 1.0a could allow local users to gain privileges via unknown attack vectors.

How urgent is CVE-2002-1735?

Priority 33/100. High severity

References

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