CVE-2000-1132: DCForum cgforum.cgi CGI script allows remote attackers to read arbitrary files, and delete the program itself,

This week

MEDIUM 6.4DOWNGRADE

CVE-2000-1132 is a medium-severity flaw (CVSS 6.4) affecting dcforum. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

DCForum cgforum.cgi CGI script allows remote attackers to read arbitrary files, and delete the program itself, via a malformed "forum" variable.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.4 (Medium)
EPSS exploit chance	9.3% (top 5%)
CISA exploited list	No
Published	2001-01-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: dcscripts

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

Am I affected?

Timeline

2001-01-09 05:00 UTCPublished CVE record published
2026-06-16 21:53 UTCUpdated Record last modified

dcscripts dcforum DOWNGRADE

Affected: 1.0 · 2.0 · 3.0 · 4.0 · 5.0 · 6.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison dcforum sudo apt install dcforum=<VERSION_BEFORE_1.0> sudo apt-mark hold dcforum

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

dnf --showduplicates list dcforum sudo dnf downgrade dcforum-<VERSION_BEFORE_1.0> sudo dnf versionlock add dcforum

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: DCForum 1-6 - Arbitrary File Disclosure

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-2000-1132?

dcforum: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2000-1132 being exploited?

CVE-2000-1132 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-2000-1132 affect?

CVE-2000-1132 affects dcforum. Severity is medium (CVSS 6.4). DCForum cgforum.cgi CGI script allows remote attackers to read arbitrary files, and delete the program itself, via a malformed "forum" variable.

How urgent is CVE-2000-1132?

Priority 51/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2005-4311 MEDIUM 4.3 DOWNGRADE DOWNGRADE Cross-site scripting (XSS) vulnerability in DCForum 6.25 and earlier, and possibly DCForum+ 1.x, allows remote
CVE-2002-0226 HIGH 7.5 DOWNGRADE retrieve_password.pl in DCForum 6.x and 2000 generates predictable new passwords based on a sessionID, which a
CVE-2001-0527 HIGH 10.0 DOWNGRADE DOWNGRADE DCScripts DCForum versions 2000 and earlier allow a remote attacker to gain additional privileges by inserting
CVE-2001-0437 MEDIUM 5.0 DOWNGRADE DOWNGRADE upload_file.pl in DCForum 2000 1.0 allows remote attackers to upload arbitrary files without authentication by
CVE-2001-0436 HIGH 7.5 DOWNGRADE DOWNGRADE dcboard.cgi in DCForum 2000 1.0 allows remote attackers to execute arbitrary commands by uploading a Perl prog

References

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