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CVE-2006-0537

50
FAUCET Score

CVE-2006-0537 describes a buffer overflow vulnerability in the Kinesphere Corporation eXchange POP3 server, affecting versions prior to 5.0.060125. This flaw allows unauthenticated remote attackers to execute arbitrary code by sending a specially crafted, long RCPT TO argument. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its network-based attack vector, low attack complexity, and potential for complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog or Hot List, an exploit for this vulnerability is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
5.0_build_050203CPE matchmatch criteria
cpe:2.3:a:kinesphere_corporation:exchange_pop3:5.0_build_050203:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
41.50%
Probability of exploitation in next 30 days
EPSS Percentile
98.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
ExploitDB: EDB-1466 · Feb 3, 2006
This CVE's current EPSS score of 0.4150 is in the 97th percentile among its peer group of 51,553 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, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

archives.neohapsis.com / archives/bugtraq/2006-02/0040.html
downloads.securityfocus.com / vulnerabilities/exploits/exchangepop3.pl
Exploit
secunia.com / advisories/18687
Vendor Advisory
securityreason.com / securityalert/408
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/24477
exploit-db.com / exploits/1466
osvdb.org / 22907
securityfocus.com / bid/16485
Exploit
vupen.com / english/advisories/2006/0437