CVE-2002-2227: Buffer underflow in ssldump 0.9b2 and earlier allows remote attackers to cause a denial of service (memory cor

Q: How do I fix CVE-2002-2227?

ssldump: upgrade to newer than 0.9b2. Exact commands for each OS are on this page.

Q: Is CVE-2002-2227 being exploited?

CVE-2002-2227 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-2002-2227 affect?

CVE-2002-2227 affects ssldump. Severity is high (CVSS 10.0). Buffer underflow in ssldump 0.9b2 and earlier allows remote attackers to cause a denial of service (memory corruption) via a crafted SSLv2 challenge value.

Q: How urgent is CVE-2002-2227?

Priority 57/100. Critical severity

This month

HIGH 10.0UPGRADE

CVE-2002-2227 is a high-severity flaw (CVSS 10.0) affecting ssldump. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer underflow in ssldump 0.9b2 and earlier allows remote attackers to cause a denial of service (memory corruption) via a crafted SSLv2 challenge value.

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	3.0% (top 13%)
CISA exploited list	No
Weakness	CWE-787
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rtfm

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

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

rtfm ssldump UPGRADE

Affected: <= 0.9b2

Fixed in: newer than 0.9b2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.9b2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ssldump

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-2002-2227?

ssldump: upgrade to newer than 0.9b2. Exact commands for each OS are on this page.

Is CVE-2002-2227 being exploited?

CVE-2002-2227 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-2002-2227 affect?

CVE-2002-2227 affects ssldump. Severity is high (CVSS 10.0). Buffer underflow in ssldump 0.9b2 and earlier allows remote attackers to cause a denial of service (memory corruption) via a crafted SSLv2 challenge value.

How urgent is CVE-2002-2227?

Priority 57/100. Critical severity

Related CVEs

CVE-2002-2207 HIGH 10.0 DOWNGRADE Buffer overflow in ssldump 0.9b2 and earlier, when running in decryption mode, allows remote attackers to exec
CVE-2001-0032 HIGH 10.0 DOWNGRADE Format string vulnerability in ssldump possibly allows remote attackers to cause a denial of service and possi

References

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