CVE-2002-0280: Buffer overflow in CodeBlue 4 and earlier, and possibly other versions, allows remote attackers to execute arb

Q: How do I fix CVE-2002-0280?

codeblue: upgrade to newer than 4. Exact commands for each OS are on this page.

Q: Is CVE-2002-0280 being exploited?

CVE-2002-0280 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-2002-0280 affect?

CVE-2002-0280 affects codeblue. Severity is high (CVSS 7.5). Buffer overflow in CodeBlue 4 and earlier, and possibly other versions, allows remote attackers to execute arbitrary code via a long string in an SMTP reply.

Q: How urgent is CVE-2002-0280?

Priority 54/100. High severity; EPSS top 8%: very likely to be exploited; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2002-0280 is a high-severity flaw (CVSS 7.5) affecting codeblue. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in CodeBlue 4 and earlier, and possibly other versions, allows remote attackers to execute arbitrary code via a long string in an SMTP reply.

Why this priority

High severity
EPSS top 8%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	4.8% (top 8%)
CISA exploited list	No
Published	2002-05-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: codeblue

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

Am I affected?

Timeline

2002-05-31 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

codeblue codeblue UPGRADE

Affected: <= 4

Fixed in: newer than 4

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 4 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade codeblue

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: CodeBlue 5.1 - SMTP Response Buffer Overflow

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-2002-0280?

codeblue: upgrade to newer than 4. Exact commands for each OS are on this page.

Is CVE-2002-0280 being exploited?

CVE-2002-0280 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-2002-0280 affect?

CVE-2002-0280 affects codeblue. Severity is high (CVSS 7.5). Buffer overflow in CodeBlue 4 and earlier, and possibly other versions, allows remote attackers to execute arbitrary code via a long string in an SMTP reply.

How urgent is CVE-2002-0280?

Priority 54/100. High severity; EPSS top 8%: very likely to be exploited; Public exploit reference

References

← Back to latest CVEs