CVE-2007-4136: The ricci daemon in Red Hat Conga 0.10.0 allows remote attackers to cause a denial of service (loss of new con

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MEDIUM 5.0WATCHLISTDOWNGRADE

CVE-2007-4136 is a medium-severity flaw (CVSS 5.0) affecting conga. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The ricci daemon in Red Hat Conga 0.10.0 allows remote attackers to cause a denial of service (loss of new connections) by repeatedly sending data or attempting connections.

Why this priority

On your watchlist

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Published	2007-11-14
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: redhat

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

Am I affected?

Timeline

2007-11-14 00:46 UTCPublished CVE record published
2026-06-16 22:43 UTCUpdated Record last modified

redhat conga DOWNGRADE

Affected: 0.10.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.10.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.10.0 (Debian / Ubuntu)

apt-cache madison conga sudo apt install conga=<VERSION_BEFORE_0.10.0> sudo apt-mark hold conga

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

dnf --showduplicates list conga sudo dnf downgrade conga-<VERSION_BEFORE_0.10.0> sudo dnf versionlock add conga

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-2007-4136?

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

Is CVE-2007-4136 being exploited?

CVE-2007-4136 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-2007-4136 affect?

CVE-2007-4136 affects conga. Severity is medium (CVSS 5.0). The ricci daemon in Red Hat Conga 0.10.0 allows remote attackers to cause a denial of service (loss of new connections) by repeatedly sending data or attempting connections.

How urgent is CVE-2007-4136?

Priority 42/100. On your watchlist

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References

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