PatchTheCVECVE-2001-0736: Vulnerability in (1) pine before 4.33 and (2) the pico editor, included with pine, allows local users local us
32
Routine
LOW 2.1WATCHLISTDOWNGRADEUPGRADEMITIGATE
CVE-2001-0736 is a low-severity flaw (CVSS 2.1) affecting immunix, pine, secure linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Vulnerability in (1) pine before 4.33 and (2) the pico editor, included with pine, allows local users local users to overwrite arbitrary files via a symlink attack.
Why this priority
- Public exploit reference
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 2.1 (Low) |
| EPSS exploit chance | 0.8% (top 43%) |
| CISA exploited list | No |
| Published | 2001-10-18 |
| Last modified | 2026-06-16 |
Publisher (CNA): MITRE · Vendor: engardelinux · immunix · mandrakesoft · redhat · university of washington
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
immunix immunix DOWNGRADE
Affected: 6.2 · 7.0 · 7.0_beta
Fixed in: no fixed release known
Safe to downgrade to: a release before 6.2
1. Check installed version
apt-cache policy immunix || rpm -q immunix || immunix --version
2. No fixed release: DOWNGRADE to a release before 6.2 (Debian / Ubuntu)
apt-cache madison immunix
sudo apt install immunix=<VERSION_BEFORE_6.2>
sudo apt-mark hold immunix
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list immunix
sudo dnf downgrade immunix-<VERSION_BEFORE_6.2>
sudo dnf versionlock add immunix
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.
university of washington pine UPGRADE
Affected: <= 4.33
Fixed in: newer than 4.33
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy pine || rpm -q pine || pine --version
2. UPGRADE to newer than 4.33 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade pine
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade pine
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
engardelinux secure linux MITIGATE
Affected: 1.0.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.1
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.
mandrakesoft mandrake linux MITIGATE
Affected: 7.1 · 7.2 · 8.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.1
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.
mandrakesoft mandrake linux corporate server MITIGATE
Affected: 1.0.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.1
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.
redhat linux MITIGATE
Affected: 5.2 · 6.2 · 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 5.2
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.
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
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.
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-2001-0736?
immunix: downgrade or apply the listed mitigation; pine: upgrade to newer than 4.33; secure linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2001-0736 being exploited?
CVE-2001-0736 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-2001-0736 affect?
CVE-2001-0736 affects immunix, pine, secure linux. Severity is low (CVSS 2.1). Vulnerability in (1) pine before 4.33 and (2) the pico editor, included with pine, allows local users local users to overwrite arbitrary files via a symlink attack.
How urgent is CVE-2001-0736?
Priority 32/100. Public exploit reference; On your watchlist
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