HOMEVULNERABILITIESCVE-2003-0028
HIGH

CVE-2003-0028

NVD-CWE-OtherPublished: March 25, 2003· Updated: Jun 16, 2026

7.5
CVSS v3.1

Official Description

Integer overflow in the xdrmem_getbytes() function, and possibly other functions, of XDR (external data representation) libraries derived from SunRPC, including libnsl, libc, glibc, and dietlibc, allows remote attackers to execute arbitrary code via certain integer values in length fields, a different vulnerability than CVE-2002-0391.

NVD Source

Technical Analysis

CVE-2003-0028 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Vendors & Products

cray1 product(s)
unicos
freebsd1 product(s)
freebsd
gnu1 product(s)
glibc
HP3 product(s)
hp-uxhp-ux series 700hp-ux series 800
IBM1 product(s)
aix
mit1 product(s)
kerberos 5
openafs1 product(s)
openafs
openbsd1 product(s)
openbsd
sgi1 product(s)
irix
sun2 product(s)
solarissunos
Source: NVD CPE · 152 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (50)

Quick Facts

CVE IDCVE-2003-0028
CVSS Score7.5 / 10
SeverityHIGH
CISA KEVNo
Affected10 vendor(s)
PublishedMar 25, 2003

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2003-0028 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.