CVE-2007-3098: The SNMPc Server (crserv.exe) process in Castle Rock Computing SNMPc before 7.0.19 allows remote attackers to

Q: How do I fix CVE-2007-3098?

snmpc: upgrade to newer than 7.0.18. Exact commands for each OS are on this page.

Q: Is CVE-2007-3098 being exploited?

CVE-2007-3098 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-2007-3098 affect?

CVE-2007-3098 affects snmpc. Severity is medium (CVSS 5.0). The SNMPc Server (crserv.exe) process in Castle Rock Computing SNMPc before 7.0.19 allows remote attackers to cause a denial of service (crash) via a crafted packet to port 165/TCP.

Q: How urgent is CVE-2007-3098?

Priority 45/100. Public exploit reference

This month

MEDIUM 5.0UPGRADE

CVE-2007-3098 is a medium-severity flaw (CVSS 5.0) affecting snmpc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The SNMPc Server (crserv.exe) process in Castle Rock Computing SNMPc before 7.0.19 allows remote attackers to cause a denial of service (crash) via a crafted packet to port 165/TCP.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	3.6% (top 11%)
CISA exploited list	No
Published	2007-06-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: castle rock computing

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

Am I affected?

Timeline

2007-06-06 22:30 UTCPublished CVE record published
2026-06-16 22:41 UTCUpdated Record last modified

castle rock computing snmpc UPGRADE

Affected: <= 7.0.18

Fixed in: newer than 7.0.18

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 7.0.18 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade snmpc

Note

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

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: SNMPc 7.0.18 - Remote Denial of Service (Metasploit)

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-2007-3098?

snmpc: upgrade to newer than 7.0.18. Exact commands for each OS are on this page.

Is CVE-2007-3098 being exploited?

CVE-2007-3098 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-2007-3098 affect?

CVE-2007-3098 affects snmpc. Severity is medium (CVSS 5.0). The SNMPc Server (crserv.exe) process in Castle Rock Computing SNMPc before 7.0.19 allows remote attackers to cause a denial of service (crash) via a crafted packet to port 165/TCP.

How urgent is CVE-2007-3098?

Priority 45/100. Public exploit reference

Related CVEs

CVE-2015-6028 HIGH 8.8 DOWNGRADE Castle Rock Computing SNMPc before 2015-12-17 has SQL injection via the sc parameter.
CVE-2015-6027 MEDIUM 6.1 DOWNGRADE Castle Rock Computing SNMPc before 2015-12-17 has XSS via SNMP.
CVE-2008-2214 HIGH 10.0 UPGRADE Stack-based buffer overflow in the Network Manager in Castle Rock Computing SNMPc 7.1 and earlier allows remot
CVE-2003-0745 HIGH 10.0 DOWNGRADE SNMPc 6.0.8 and earlier performs authentication to the server on the client side, which allows remote attacker

References

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