CVE-2010-1637

Name: CVE-2010-1637
Creator: NVD / NIST
Published: 2010-06-22T17:30:01.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.68%

Last modified Jun 16, 2026

CVE-2010-1637 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The Mail Fetch plugin in SquirrelMail 1.4.20 and earlier allows remote authenticated users to bypass firewall restrictions and use SquirrelMail as a proxy to scan internal networks via a modified POP3 port number.. EPSS estimates a 2.68% chance of exploitation in the next 30 days.

Description

The Mail Fetch plugin in SquirrelMail 1.4.20 and earlier allows remote authenticated users to bypass firewall restrictions and use SquirrelMail as a proxy to scan internal networks via a modified POP3 port number.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

2.68%

83.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Squirrelmail	Squirrelmail	<= 1.4.20
Fedoraproject	Fedora	11
Fedoraproject	Fedora	12
Fedoraproject	Fedora	13
Apple	Mac Os X	< 10.6.8
Apple	Mac Os X Server	< 10.6.8
Redhat	Enterprise Linux Desktop	5.0
Redhat	Enterprise Linux Server	5.0
Redhat	Enterprise Linux Workstation	5.0

References

http://conference.hitb.org/hitbsecconf2010dxb/materials/D1%20-%20Laurent%20Oudot%20-%20Improving%20the%20Stealthiness%20of%20Web%20Hacking.pdf#page=69Broken Link
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043239.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043258.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043261.htmlMailing List
http://rhn.redhat.com/errata/RHSA-2012-0103.htmlThird Party Advisory
http://secunia.com/advisories/40307Broken Link
http://squirrelmail.org/security/issue/2010-06-21Patch, Vendor Advisory
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/plugins/mail_fetch/functions.php?r1=13951&r2=13950&pathrev=13951Product
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/plugins/mail_fetch/options.php?r1=13951&r2=13950&pathrev=13951Patch
http://support.apple.com/kb/HT5130Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2010:120Broken Link
http://www.openwall.com/lists/oss-security/2010/05/25/3Mailing List
http://www.openwall.com/lists/oss-security/2010/05/25/9Mailing List
http://www.openwall.com/lists/oss-security/2010/06/21/1Mailing List, Patch
http://www.securityfocus.com/bid/40291Broken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/40307Broken Link, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2010/1535Broken Link
http://www.vupen.com/english/advisories/2010/1536Broken Link
http://www.vupen.com/english/advisories/2010/1554Broken Link
http://conference.hitb.org/hitbsecconf2010dxb/materials/D1%20-%20Laurent%20Oudot%20-%20Improving%20the%20Stealthiness%20of%20Web%20Hacking.pdf#page=69Broken Link
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043239.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043258.htmlMailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043261.htmlMailing List
http://rhn.redhat.com/errata/RHSA-2012-0103.htmlThird Party Advisory
http://secunia.com/advisories/40307Broken Link
http://squirrelmail.org/security/issue/2010-06-21Patch, Vendor Advisory
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/plugins/mail_fetch/functions.php?r1=13951&r2=13950&pathrev=13951Product
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/plugins/mail_fetch/options.php?r1=13951&r2=13950&pathrev=13951Patch
http://support.apple.com/kb/HT5130Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2010:120Broken Link
http://www.openwall.com/lists/oss-security/2010/05/25/3Mailing List
http://www.openwall.com/lists/oss-security/2010/05/25/9Mailing List
http://www.openwall.com/lists/oss-security/2010/06/21/1Mailing List, Patch
http://www.securityfocus.com/bid/40291Broken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/40307Broken Link, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2010/1535Broken Link
http://www.vupen.com/english/advisories/2010/1536Broken Link
http://www.vupen.com/english/advisories/2010/1554Broken Link

Timeline

Published: Jun 22, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-1637?

How severe is CVE-2010-1637?

CVE-2010-1637 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.68% probability of exploitation in the next 30 days.

How do I fix CVE-2010-1637?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2010-1637?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST