No exploitation reportedFix available

CVE-2002-0391

No exploitation reported by the sources we read.

Published2002-08-12
WeaknessCWE-190

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Integer overflow in xdr_array function in RPC servers for operating systems that use libc, glibc, or other code based on SunRPC including dietlibc, allows remote attackers to execute arbitrary code by passing a large number of arguments to xdr_array through RPC services such as rpc.cmsd and dmispd.

Timeline

dates in UTC

2002-08-1204:00CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2002-0391?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2002-0391?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Sun sunos

Branch	Affected	Fixed in	Source
5.5	= 5.5.1	no fix published	NVD
5.7	= 5.7	no fix published	NVD
5.8	= 5.8	no fix published	NVD

Sun solaris

Branch	Affected	Fixed in	Source
2.6	= 2.6	no fix published	NVD
9.0	= 9.0	no fix published	NVD

Freebsd

Branch	Affected	Fixed in	Source
4.6	≤ 4.6.1	no fix published	NVD

4 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

bvlive01.iss.netVendor Advisory
www.cert.orgPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-02-08
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.19.82025-01-16
NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.010read 2026-10-23
CISA-ADPweakness (CWE)CWE-1902025-01-16
NVDweakness (CWE)CWE-190read 2026-10-23
FIRST EPSSEPSS score58.1 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2002-08-12
Last Modified: 2026-06-16
NVD status: Modified

Frequently asked questions

What is CVE-2002-0391?

Is CVE-2002-0391 actively exploited?

Active exploitation of CVE-2002-0391 has not been confirmed. Its EPSS score was 58.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2002-0391?

CVE-2002-0391 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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