CVE-2009-3566
CVE-2009-3566 is a medium-severity vulnerability in Mcafee Intrushield Network Security Manager with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.3)
- EPSS exploit prediction: 4% (89th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Mcafee Intrushield Network Security Manager
- Published:
- Last modified:
Description
McAfee IntruShield Network Security Manager (NSM) before 5.1.11.8.1 does not include the HTTPOnly flag in the Set-Cookie header for the session identifier, which allows remote attackers to hijack a session by leveraging a cross-site scripting (XSS) vulnerability.
Frequently asked questions
- What is CVE-2009-3566?
- McAfee IntruShield Network Security Manager (NSM) before 5.1.11.8.1 does not include the HTTPOnly flag in the Set-Cookie header for the session identifier, which allows remote attackers to hijack a session by leveraging a cross-site scripting (XSS) vulnerability.
- How severe is CVE-2009-3566?
- CVE-2009-3566 has a CVSS 2.0 base score of 4.3, rated medium severity.
- Is CVE-2009-3566 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2009-3566?
- CVE-2009-3566 primarily affects Mcafee Intrushield Network Security Manager. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2009-3566?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2009-3566 published?
- CVE-2009-3566 was published on 2009-11-13 and last updated on 2026-06-16.
References
- http://secunia.com/advisories/37178
- http://securitytracker.com/id?1023172
- http://www.osvdb.org/59912
- http://www.secureworks.com/ctu/advisories/SWRX-2009-002
- http://www.securityfocus.com/archive/1/507822/100/0/threaded
- http://www.securityfocus.com/bid/37004
- http://www.vupen.com/english/advisories/2009/3226
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54251
- https://kc.mcafee.com/corporate/index?page=content&id=SB10005
Affected products (3)
- cpe:2.3:a:mcafee:intrushield_network_security_manager:*:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:intrushield_network_security_manager:5.1.7.7:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:intrushield_network_security_manager:5.1.7.73:*:*:*:*:*:*:*
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