Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2008-3663

16
FAUCET Score

CVE-2008-3663 describes a vulnerability in Squirrelmail version 1.4.15 where the session cookie lacks the "secure" flag during HTTPS sessions. This oversight allows the cookie to be transmitted over unencrypted HTTP requests, increasing the risk of remote attackers capturing it. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity, potentially leading to information disclosure. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.4.15CPE matchmatch criteria
cpe:2.3:a:squirrelmail:squirrelmail:1.4.15:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.16%
Probability of exploitation in next 30 days
EPSS Percentile
80.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0216 is in the 70th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: squirrelmail-0:1.4.8-8.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: squirrelmail-0:1.4.8-5.el4_7.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: squirrelmail-0:1.4.8-5.el5_2.2
View patch

Vendor Advisories (1)

redhatCVE-2008-3663Moderate

squirrelmail: session hijacking - secure flag not set for HTTPS-only cookies

Aug 12, 2008

References

int21.de / cve/CVE-2008-3663-squirrelmail.html
lists.apple.com / archives/security-announce/2009/Feb/msg00000.html
lists.opensuse.org / opensuse-security-announce/2008-12/msg00003.html
lists.opensuse.org / opensuse-security-announce/2009-02/msg00002.html
secunia.com / advisories/33937
securityreason.com / securityalert/4304
exchange.xforce.ibmcloud.com / vulnerabilities/45700
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10548
support.apple.com / kb/HT3438
nabble.com / ANNOUNCE:-SquirrelMail-1.4.16-Released-td19711998.html
securityfocus.com / archive/1/496601/100/0/threaded
securityfocus.com / bid/31321