CVE-2002-1158: Buffer overflow in the irw_through function for Canna 3.5b2 and earlier allows local users to execute arbitrar

Q: How do I fix CVE-2002-1158?

canna: upgrade to newer than 3.5b2. Exact commands for each OS are on this page.

Q: Is CVE-2002-1158 being exploited?

CVE-2002-1158 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-2002-1158 affect?

CVE-2002-1158 affects canna. Severity is high (CVSS 7.2). Buffer overflow in the irw_through function for Canna 3.5b2 and earlier allows local users to execute arbitrary code as the bin user.

Routine

HIGH 7.2UPGRADE

CVE-2002-1158 is a high-severity flaw (CVSS 7.2) affecting canna. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the irw_through function for Canna 3.5b2 and earlier allows local users to execute arbitrary code as the bin user.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Published	2002-12-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: canna

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

Am I affected?

Timeline

2002-12-18 05:00 UTCPublished CVE record published
2026-06-16 21:58 UTCUpdated Record last modified

canna canna UPGRADE

Affected: <= 3.5b2

Fixed in: newer than 3.5b2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.5b2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade canna

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-2002-1158?

canna: upgrade to newer than 3.5b2. Exact commands for each OS are on this page.

Is CVE-2002-1158 being exploited?

CVE-2002-1158 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-2002-1158 affect?

CVE-2002-1158 affects canna. Severity is high (CVSS 7.2). Buffer overflow in the irw_through function for Canna 3.5b2 and earlier allows local users to execute arbitrary code as the bin user.

How urgent is CVE-2002-1158?

Priority 36/100. High severity

Related CVEs

CVE-2022-21950 MEDIUM 5.3 UPGRADE A Improper Access Control vulnerability in the systemd service of cana in openSUSE Backports SLE-15-SP3, openS
CVE-2002-1159 MEDIUM 6.4 DOWNGRADE Canna 3.6 and earlier does not properly validate requests, which allows remote attackers to cause a denial of

References

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