CVE-1999-0778 — Buffer overflow in Xi Graphics Accelerated-X server allows local users to gain root access via a long display or query parameter

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HIGH

Buffer overflow in Xi Graphics Accelerated-X server allows local users to gain root access via a long display or query parameter

Published Mar 22, 2000

7.2

HIGH

CVSS 2.0

EPSS 0.69%

Description

Buffer overflow in Xi Graphics Accelerated-X server allows local users to gain root access via a long display or query parameter.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.69% 0.00688

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00688

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	0.69% (0.00688)	51.01th	v5 (v2026.06.15)
Jun 15, 2026	0.69% (0.00688)	47.69th	v5 (v2026.06.15)
Mar 17, 2025	0.14% (0.00145)	32.35th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	0.34th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	0.50th	v3 (v2023.03.01)
Mar 6, 2023	1.76% (0.01761)	76.53th	v2 (v2022.01.01)
Feb 23, 2023	1.76% (0.01761)	76.48th	v2 (v2022.01.01)
Apr 1, 2022	1.76% (0.01761)	74.44th	v2 (v2022.01.01)
Feb 4, 2022	1.76% (0.01761)	53.69th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (1)

http://www.securityfocus.com/bid/488
vdb-entryx_refsource_BID

Link	Providers	Tags
http://www.securityfocus.com/bid/488		vdb-entryx_refsource_BID

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 22, 2000

Updated Aug 1, 2024

Reserved Nov 25, 1999

Link CVE-1999-0778

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-1999-0778

Red Hat

Severity n/a

Public date n/a

Links CVE-1999-0778