How severe is CVE-1999-1015?

CVE-1999-1015 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-1015 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1015?

CVE-1999-1015 affects Apple Appleshare Mail Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1015?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-1999-1015 published?

CVE-1999-1015 was published on 1998-04-08 and last updated on 2026-06-16.

CVE-1999-1015

CVE-1999-1015 is a medium-severity vulnerability in Apple Appleshare Mail Server with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Appleshare Mail Server
Published: 1998-04-08
Last modified: 2026-06-16

Description

Buffer overflow in Apple AppleShare Mail Server 5.0.3 on MacOS 8.1 and earlier allows a remote attacker to cause a denial of service (crash) via a long HELO command.

Frequently asked questions

What is CVE-1999-1015?: Buffer overflow in Apple AppleShare Mail Server 5.0.3 on MacOS 8.1 and earlier allows a remote attacker to cause a denial of service (crash) via a long HELO command.
How severe is CVE-1999-1015?: CVE-1999-1015 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-1015 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1015?: CVE-1999-1015 affects Apple Appleshare Mail Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1015?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1015 published?: CVE-1999-1015 was published on 1998-04-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:apple:appleshare_mail_server:5.0.3:*:*:*:*:*:*:*