CVE-2006-4194
CVE-2006-4194 is a medium-severity vulnerability in Cisco Pix Firewall 501 with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 2% (81st percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Cisco Pix Firewall 501
- Published:
- Last modified:
Description
Unspecified vulnerability in Cisco PIX 500 Series Security Appliances allows remote attackers to send arbitrary UDP packets to intranet devices via unspecified vectors involving Session Initiation Protocol (SIP) fixup commands, a different issue than CVE-2006-4032. NOTE: the vendor, after working with the researcher, has been unable to reproduce the issue
Frequently asked questions
- What is CVE-2006-4194?
- Unspecified vulnerability in Cisco PIX 500 Series Security Appliances allows remote attackers to send arbitrary UDP packets to intranet devices via unspecified vectors involving Session Initiation Protocol (SIP) fixup commands, a different issue than CVE-2006-4032. NOTE: the vendor, after working with the researcher, has been unable to reproduce the issue
- How severe is CVE-2006-4194?
- CVE-2006-4194 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2006-4194 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2006-4194?
- CVE-2006-4194 primarily affects Cisco Pix Firewall 501. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2006-4194?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2006-4194 published?
- CVE-2006-4194 was published on 2006-08-17 and last updated on 2026-06-16.
References
- http://searchsecurity.techtarget.com/originalContent/0%2C289142%2Csid14_gci1207450%2C00.html
- http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/tsd_products_security_response09186a008070d33b.html
- http://www.idoel.smilejogja.com/2006/08/14/blinded-by-the-glare-of-facial-piercings-at-black-hat-or-the-one-that-got-away/
- http://www.networkworld.com/news/2006/080406-black-hat-unpatched-flaw-revealed.html?t5
- http://www.osvdb.org/29781
- http://www.securityfocus.com/bid/19536
Affected products (8)
- cpe:2.3:h:cisco:pix_firewall_501:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_506:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_515:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_515e:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_520:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_525:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:pix_firewall_535:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:pix_firewall_software:6.3:*:*:*:*:*:*:*
More vulnerabilities in Cisco Pix Firewall 501
- CVE-2005-4499 — High (CVSS 7.5): The Downloadable RADIUS ACLs feature in Cisco PIX and VPN 3000 concentrators, when creating an ACL on the Cisco Secure…
- CVE-2006-4312 — Medium (CVSS 6.8): Cisco PIX 500 Series Security Appliances and ASA 5500 Series Adaptive Security Appliances, when running 7.0(x) up to…
- CVE-2006-3906 — Medium (CVSS 5.0): Internet Key Exchange (IKE) version 1 protocol, as implemented on Cisco IOS, VPN 3000 Concentrators, and PIX firewalls,…