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CVE-2010-1637

The Mail Fetch plugin in SquirrelMail 1.4.20 and earlier allows remote authenticated users to...

6.5 Medium

CVE-2010-1637 is a medium vulnerability (CVSS 6.5) in Squirrelmail, published June 22, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.68%, the 86th percentile. No source names a fixed version.

Severity
6.5 MediumCVSS 3.1, NVD
Exploit chance
2.68%EPSS, 86th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

2.68%Up 0.1 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
squirrelmail
Red Hat:enterprise_linux:4::as
From an advisory covering 7 CVEs
before 0:1.4.8-18.el4
0:1.4.8-18.el4
squirrelmail
Red Hat:enterprise_linux:4::desktop
From an advisory covering 7 CVEs
before 0:1.4.8-18.el4
0:1.4.8-18.el4
squirrelmail
Red Hat:enterprise_linux:4::es
From an advisory covering 7 CVEs
before 0:1.4.8-18.el4
0:1.4.8-18.el4
squirrelmail
Red Hat:enterprise_linux:4::ws
From an advisory covering 7 CVEs
before 0:1.4.8-18.el4
0:1.4.8-18.el4
squirrelmail
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 7 CVEs
before 0:1.4.8-5.el5_7.13
0:1.4.8-5.el5_7.13
squirrelmail
Red Hat:enterprise_linux:5::server
From an advisory covering 7 CVEs
before 0:1.4.8-5.el5_7.13
0:1.4.8-5.el5_7.13

What each source reports

NVD Score used6.5

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.

Record
CVE-2010-1637
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
4.0 MediumAV:N/AC:L/Au:S/C:P/I:N/A:N
Weakness
CWE-918
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2010-1637
Updated
2026-11-02
EUVDEUVD-2010-1658No score

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.

Record
EUVD-2010-1658
Updated
2026-11-03
GitHub AdvisoriesGHSA-79mr-p6x2-hw9g6.5

The Mail Fetch plugin in SquirrelMail 1.4.20 and earlier allows remote authenticated users to...

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.

Record
GHSA-79mr-p6x2-hw9g
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-918
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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