CVE-2002-0830 — Network File System (NFS) in FreeBSD 4.6.1 RELEASE-p7 and earlier, NetBSD 1.5.3 and earlier, and possibly other operating systems, allows remote attackers to cause a denial of service (hang) via an RPC message with a zero length payload, which causes NFS to reference a previous payload and enter an infinite loop

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MEDIUM

Network File System (NFS) in FreeBSD 4.6.1 RELEASE-p7 and earlier, NetBSD 1.5.3 and earlier, and possibly other operating systems, allows remote attackers to cause a denial of service (hang) via an RPC message with a zero length payload, which causes NFS to reference a previous payload and enter an infinite loop

Published Apr 2, 2003

5.0

MEDIUM

CVSS 2.0

EPSS 1.80%

Description

Network File System (NFS) in FreeBSD 4.6.1 RELEASE-p7 and earlier, NetBSD 1.5.3 and earlier, and possibly other operating systems, allows remote attackers to cause a denial of service (hang) via an RPC message with a zero length payload, which causes NFS to reference a previous payload and enter an infinite loop.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.80% 0.01797

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01797

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 (10 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	1.80% (0.01797)	77.64th	v5 (v2026.06.15)
Jun 15, 2026	1.80% (0.01797)	75.52th	v5 (v2026.06.15)
Mar 17, 2025	1.27% (0.01271)	78.14th	v4 (v2025.03.14)
Dec 12, 2024	1.54% (0.01536)	87.62th	v3 (v2023.03.01)
May 8, 2024	1.54% (0.01536)	87.02th	v3 (v2023.03.01)
Mar 7, 2023	1.54% (0.01536)	85.02th	v3 (v2023.03.01)
Mar 6, 2023	1.32% (0.01319)	71.27th	v2 (v2022.01.01)
Feb 23, 2023	1.32% (0.01319)	71.23th	v2 (v2022.01.01)
Apr 1, 2022	1.32% (0.01319)	69.22th	v2 (v2022.01.01)
Feb 4, 2022	1.32% (0.01319)	44.98th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (6)

ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2002-013.txt.asc
vendor-advisoryx_refsource_NETBSD
http://marc.info/?l=bugtraq&m=102865517214722&w=2
vendor-advisoryx_refsource_FREEBSD
http://www.info.apple.com/usen/security/security_updates.html
x_refsource_CONFIRM
http://www.osvdb.org/5072
vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/5402
vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/9772
vdb-entryx_refsource_XF

Link	Providers	Tags
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2002-013.txt.asc		vendor-advisoryx_refsource_NETBSD
http://marc.info/?l=bugtraq&m=102865517214722&w=2		vendor-advisoryx_refsource_FREEBSD
http://www.info.apple.com/usen/security/security_updates.html		x_refsource_CONFIRM
http://www.osvdb.org/5072		vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/5402		vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/9772		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Apr 2, 2003

Updated Aug 8, 2024

Reserved Aug 6, 2002

Link CVE-2002-0830

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2002-0830

Red Hat

Severity n/a

Public date n/a

Links CVE-2002-0830