CVE-2008-5903: Array index error in the xrdp_bitmap_def_proc function in xrdp/funcs.c in xrdp 0.4.1 and earlier allows remote

Q: How do I fix CVE-2008-5903?

xrdp: upgrade to newer than 0.4.1. Exact commands for each OS are on this page.

Q: Is CVE-2008-5903 being exploited?

CVE-2008-5903 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2008-5903 affect?

CVE-2008-5903 affects xrdp. Severity is high (CVSS 7.5). Array index error in the xrdp_bitmap_def_proc function in xrdp/funcs.c in xrdp 0.4.1 and earlier allows remote attackers to execute arbitrary code via vectors that manipulate the value of the edit_pos structure member.

Q: How urgent is CVE-2008-5903?

Priority 53/100. High severity; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2008-5903 is a high-severity flaw (CVSS 7.5) affecting xrdp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Array index error in the xrdp_bitmap_def_proc function in xrdp/funcs.c in xrdp 0.4.1 and earlier allows remote attackers to execute arbitrary code via vectors that manipulate the value of the edit_pos structure member.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.2% (top 12%)
CISA exploited list	No
Weakness	CWE-189
Published	2009-01-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: xrdp

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2009-01-15 17:30 UTCPublished CVE record published
2026-06-16 23:01 UTCUpdated Record last modified

xrdp xrdp UPGRADE

Affected: <= 0.4.1 · 0.3 · 0.3.1 · 0.3.2 · 0.4

Fixed in: newer than 0.4.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xrdp || rpm -q xrdp || xrdp --version

2. UPGRADE to newer than 0.4.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xrdp

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xrdp

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2008-5903?

xrdp: upgrade to newer than 0.4.1. Exact commands for each OS are on this page.

Is CVE-2008-5903 being exploited?

CVE-2008-5903 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2008-5903 affect?

CVE-2008-5903 affects xrdp. Severity is high (CVSS 7.5). Array index error in the xrdp_bitmap_def_proc function in xrdp/funcs.c in xrdp 0.4.1 and earlier allows remote attackers to execute arbitrary code via vectors that manipulate the value of the edit_pos structure member.

How urgent is CVE-2008-5903?

Priority 53/100. High severity; Public exploit reference

Related CVEs

CVE-2026-32623 HIGH 8.1 UPGRADE xrdp is an open source RDP server
CVE-2026-32624 MEDIUM 6.5 UPGRADE xrdp is an open source RDP server
CVE-2026-32105 HIGH 7.7 UPGRADE xrdp is an open source RDP server
CVE-2026-33145 MEDIUM 6.3 UPGRADE xrdp is an open source RDP server
CVE-2026-33689 CRITICAL 9.1 UPGRADE xrdp is an open source RDP server

References

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