CVE-2001-0845: Vulnerability in DECwindows Motif Server on OpenVMS VAX or Alpha 6.2 through 7.3, and SEVMS VAX or Alpha 6.2,

Routine

MEDIUM 4.6DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2001-0845 is a medium-severity flaw (CVSS 4.6) affecting dec openvms, dec openvms alpha, sevms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in DECwindows Motif Server on OpenVMS VAX or Alpha 6.2 through 7.3, and SEVMS VAX or Alpha 6.2, allows local users to gain access to unauthorized resources.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Published	2001-12-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: dec

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

Am I affected?

Timeline

2001-12-06 05:00 UTCPublished CVE record published
2026-06-16 21:55 UTCUpdated Record last modified

dec dec openvms DOWNGRADE

Affected: 6.2_vax · 7.1_vax · 7.2_vax · 7.3_vax

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2_vax

1. Check installed version

apt-cache policy dec-openvms || rpm -q dec-openvms || dec-openvms --version

2. No fixed release: DOWNGRADE to a release before 6.2_vax (Debian / Ubuntu)

apt-cache madison dec-openvms sudo apt install dec-openvms=<VERSION_BEFORE_6.2_vax> sudo apt-mark hold dec-openvms

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list dec-openvms sudo dnf downgrade dec-openvms-<VERSION_BEFORE_6.2_vax> sudo dnf versionlock add dec-openvms

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

dec dec openvms alpha DOWNGRADE

Affected: 6.2 · 7.1.2 · 7.2.1h1 · 7.2.2 · 7.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2

1. Check installed version

apt-cache policy dec-openvms-alpha || rpm -q dec-openvms-alpha || dec-openvms-alpha --version

2. No fixed release: DOWNGRADE to a release before 6.2 (Debian / Ubuntu)

apt-cache madison dec-openvms-alpha sudo apt install dec-openvms-alpha=<VERSION_BEFORE_6.2> sudo apt-mark hold dec-openvms-alpha

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list dec-openvms-alpha sudo dnf downgrade dec-openvms-alpha-<VERSION_BEFORE_6.2> sudo dnf versionlock add dec-openvms-alpha

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

dec sevms DOWNGRADE

Affected: 6.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.2 (Debian / Ubuntu)

apt-cache madison sevms sudo apt install sevms=<VERSION_BEFORE_6.2> sudo apt-mark hold sevms

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list sevms sudo dnf downgrade sevms-<VERSION_BEFORE_6.2> sudo dnf versionlock add sevms

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

dec sevms alpha DOWNGRADE

Affected: 6.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2

1. Check installed version

apt-cache policy sevms-alpha || rpm -q sevms-alpha || sevms-alpha --version

2. No fixed release: DOWNGRADE to a release before 6.2 (Debian / Ubuntu)

apt-cache madison sevms-alpha sudo apt install sevms-alpha=<VERSION_BEFORE_6.2> sudo apt-mark hold sevms-alpha

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list sevms-alpha sudo dnf downgrade sevms-alpha-<VERSION_BEFORE_6.2> sudo dnf versionlock add sevms-alpha

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2001-0845?

dec openvms: downgrade or apply the listed mitigation; dec openvms alpha: downgrade or apply the listed mitigation; sevms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2001-0845 being exploited?

CVE-2001-0845 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-2001-0845 affect?

CVE-2001-0845 affects dec openvms, dec openvms alpha, sevms. Severity is medium (CVSS 4.6). Vulnerability in DECwindows Motif Server on OpenVMS VAX or Alpha 6.2 through 7.3, and SEVMS VAX or Alpha 6.2, allows local users to gain access to unauthorized resources.

How urgent is CVE-2001-0845?

Priority 23/100. No elevated risk signals yet.

References

← Back to latest CVEs