CVE-1999-0073

CVE-1999-0073 is a critical-severity vulnerability in Sgi Irix 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

Description

Telnet allows a remote client to specify environment variables including LD_LIBRARY_PATH, allowing an attacker to bypass the normal system libraries and gain root access.

Frequently asked questions

What is CVE-1999-0073?
Telnet allows a remote client to specify environment variables including LD_LIBRARY_PATH, allowing an attacker to bypass the normal system libraries and gain root access.
How severe is CVE-1999-0073?
CVE-1999-0073 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-1999-0073 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0073?
CVE-1999-0073 primarily affects Sgi Irix. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0073?
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-1999-0073 published?
CVE-1999-0073 was published on 1995-10-13 and last updated on 2026-06-16.

References

Affected products (20)

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