CVE-2008-7314: mIRC before 6.35 allows attackers to cause a denial of service (crash) via a long nickname.

Q: How do I fix CVE-2008-7314?

mirc: upgrade to 6.35. Exact commands for each OS are on this page.

Q: Is CVE-2008-7314 being exploited?

CVE-2008-7314 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-2008-7314 affect?

CVE-2008-7314 affects mirc. Severity is high (CVSS 7.5). mIRC before 6.35 allows attackers to cause a denial of service (crash) via a long nickname.

Q: How urgent is CVE-2008-7314?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2008-7314 is a high-severity flaw (CVSS 7.5) affecting mirc. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

mIRC before 6.35 allows attackers to cause a denial of service (crash) via a long nickname.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-400
Published	2020-01-23
Last modified	2026-06-16

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

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

Am I affected?

Timeline

2020-01-23 15:15 UTCPublished CVE record published
2026-06-16 23:04 UTCUpdated Record last modified

mirc mirc UPGRADE

Affected: < 6.35

Fixed in: 6.35

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 6.35 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mirc

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-2008-7314?

mirc: upgrade to 6.35. Exact commands for each OS are on this page.

Is CVE-2008-7314 being exploited?

CVE-2008-7314 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-2008-7314 affect?

CVE-2008-7314 affects mirc. Severity is high (CVSS 7.5). mIRC before 6.35 allows attackers to cause a denial of service (crash) via a long nickname.

How urgent is CVE-2008-7314?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-6453 HIGH 8.1 UPGRADE mIRC before 7.55 allows remote command execution by using argument injection through custom URI protocol handl
CVE-2011-5282 MEDIUM 5.3 UPGRADE mIRC prior to 7.22 has a message leak because chopping of outbound messages is mishandled.

References

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