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CVE-2006-2502

59
FAUCET Score

CVE-2006-2502 is a stack-based buffer overflow vulnerability in Cyrus IMAPD (cyrus-imapd) version 2.3.2, specifically within its pop3d component when the popsubfolders option is enabled. This flaw allows remote unauthenticated attackers to execute arbitrary code by sending a crafted, excessively long USER command. The vulnerability has a CVSS score of 5.1, indicating a network-based attack with high attack complexity, but potential for partial confidentiality, integrity, and availability impact. While not listed on CISA's KEV catalog, exploit code is publicly available via Metasploit and ExploitDB, suggesting a higher likelihood of exploitation despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.3.2CPE matchmatch criteria
cpe:2.3:a:cyrus:imapd:2.3.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.1MEDIUM

AV:N/AC:H/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
53.33%
Probability of exploitation in next 30 days
EPSS Percentile
98.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Metasploit: Cyrus IMAPD pop3d popsubfolders USER Buffer Overflow · May 21, 2006
ExploitDB: EDB-16836 · Apr 30, 2010
This CVE's current EPSS score of 0.5333 is in the 99th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2006-2502

CVE-2006-2502

References

archives.neohapsis.com / archives/fulldisclosure/2006-05/0527.html
Exploit
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/26578
securityfocus.com / bid/18056
Exploit
vupen.com / english/advisories/2006/1891