CVE-2011-0896: Unspecified vulnerability in HP NFS/ONCplus B.11.31.10 and earlier on HP-UX B.11.31 allows remote authenticate

Q: How do I fix CVE-2011-0896?

nfs\/oncplus: upgrade to newer than b.11.31.10; hp-ux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2011-0896 being exploited?

CVE-2011-0896 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-2011-0896 affect?

CVE-2011-0896 affects nfs\/oncplus, hp-ux. Severity is medium (CVSS 6.8). Unspecified vulnerability in HP NFS/ONCplus B.11.31.10 and earlier on HP-UX B.11.31 allows remote authenticated users to cause a denial of service via unknown vectors.

Q: How urgent is CVE-2011-0896?

Priority 46/100. No elevated risk signals yet.

This month

MEDIUM 6.8UPGRADEMITIGATE

CVE-2011-0896 is a medium-severity flaw (CVSS 6.8) affecting nfs\/oncplus, hp-ux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unspecified vulnerability in HP NFS/ONCplus B.11.31.10 and earlier on HP-UX B.11.31 allows remote authenticated users to cause a denial of service via unknown vectors.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Published	2011-04-15
Last modified	2026-06-16

Publisher (CNA): HP Inc. · Vendor: hp

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

Am I affected?

Timeline

2011-04-15 00:55 UTCPublished CVE record published
2026-06-16 23:28 UTCUpdated Record last modified

hp nfs\/oncplus UPGRADE

Affected: <= b.11.31.10 · b.11.31.01 · b.11.31.02 · b.11.31.03 · b.11.31.04 · b.11.31.05 · b.11.31.06 · b.11.31.07

Fixed in: newer than b.11.31.10

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than b.11.31.10 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nfsoncplus

Note

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

hp hp-ux MITIGATE

Affected: b.11.31

Fixed in: no fixed release known

Safe to downgrade to: a release before b.11.31

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2011-0896?

nfs\/oncplus: upgrade to newer than b.11.31.10; hp-ux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2011-0896 being exploited?

CVE-2011-0896 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-2011-0896 affect?

CVE-2011-0896 affects nfs\/oncplus, hp-ux. Severity is medium (CVSS 6.8). Unspecified vulnerability in HP NFS/ONCplus B.11.31.10 and earlier on HP-UX B.11.31 allows remote authenticated users to cause a denial of service via unknown vectors.

How urgent is CVE-2011-0896?

Priority 46/100. No elevated risk signals yet.

Related CVEs

CVE-2010-1039 HIGH 10.0 UPGRADE UPGRADE Format string vulnerability in the _msgout function in rpc.pcnfsd in IBM AIX 6.1, 5.3, and earlier; IBM VIOS 2

References

← Back to latest CVEs