CVE-2003-1118

CVE-2003-1118 is a high-severity vulnerability in University Of California Seti At Home with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Buffer overflow in the SETI@home client 3.03 and other versions allows remote attackers to cause a denial of service (client crash) and execute arbitrary code via a spoofed server response containing a long string followed by a \n (newline) character.

Frequently asked questions

What is CVE-2003-1118?
Buffer overflow in the SETI@home client 3.03 and other versions allows remote attackers to cause a denial of service (client crash) and execute arbitrary code via a spoofed server response containing a long string followed by a \n (newline) character.
How severe is CVE-2003-1118?
CVE-2003-1118 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-1118 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-1118?
CVE-2003-1118 primarily affects University Of California Seti At Home. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-1118?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-1118 published?
CVE-2003-1118 was published on 2003-12-31 and last updated on 2026-06-16.

References

Affected products (5)

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