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Vulnerability record · CVE-2002-0002 · published 31 January 2002

CVE-2002-0002: Stunnel vulnerability

Stunnel · Stunnel

Format string vulnerability in stunnel before 3.22 when used in client mode for (1) smtp, (2) pop, or (3) nntp allows remote malicious servers to execute arbitrary code.

7.5 CVSS 2.0 High EPSS 5.3% · top 7.7%
7.5CVSS 2.0 base score
5.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
16References
16 Jun 2026Last modified by NVD

Description

Format string vulnerability in stunnel before 3.22 when used in client mode for (1) smtp, (2) pop, or (3) nntp allows remote malicious servers to execute arbitrary code.

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

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=stunnel-users&m=100869449828705&w=2
http://online.securityfocus.com/archive/1/247427
http://online.securityfocus.com/archive/1/248149
http://stunnel.mirt.net/news.html Vendor Advisory
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-004.php3
http://www.redhat.com/support/errata/RHSA-2002-002.html PatchVendor Advisory
http://www.securityfocus.com/bid/3748
https://exchange.xforce.ibmcloud.com/vulnerabilities/7741
http://marc.info/?l=stunnel-users&m=100869449828705&w=2
http://online.securityfocus.com/archive/1/247427
http://online.securityfocus.com/archive/1/248149
http://stunnel.mirt.net/news.html Vendor Advisory
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-004.php3
http://www.redhat.com/support/errata/RHSA-2002-002.html PatchVendor Advisory
http://www.securityfocus.com/bid/3748
https://exchange.xforce.ibmcloud.com/vulnerabilities/7741

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2002-0002), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.