How severe is CVE-2002-1689?

CVE-2002-1689 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2002-1689 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1689?

CVE-2002-1689 affects Ibm Aix. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-1689?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2002-1689 published?

CVE-2002-1689 was published on 2002-12-31 and last updated on 2026-06-16.

CVE-2002-1689

CVE-2002-1689 is a critical-severity vulnerability in Ibm Aix with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Aix
Published: 2002-12-31
Last modified: 2026-06-16

Description

Unknown vulnerability in the login program on AIX before 4.0 could allow remote users to specify 100 or more environment variables when logging on, which exceeds the length of a certain string, possibly triggering a buffer overflow.

Frequently asked questions

What is CVE-2002-1689?: Unknown vulnerability in the login program on AIX before 4.0 could allow remote users to specify 100 or more environment variables when logging on, which exceeds the length of a certain string, possibly triggering a buffer overflow.
How severe is CVE-2002-1689?: CVE-2002-1689 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2002-1689 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1689?: CVE-2002-1689 affects Ibm Aix. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1689?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2002-1689 published?: CVE-2002-1689 was published on 2002-12-31 and last updated on 2026-06-16.

References

http://archives.neohapsis.com/archives/aix/2002-q1/0005.html

Affected products (1)

cpe:2.3:o:ibm:aix:3.2.5:*:*:*:*:*:*:*

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