CVE-2010-0149

CVE-2010-0149 is a high-severity vulnerability in Cisco Asa 5500 with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 2.0 base score 7.8)
• EPSS exploit prediction: 4% (89th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Cisco Asa 5500
• Published: 2010-02-19
• Last modified: 2026-06-16

Description

Unspecified vulnerability in Cisco ASA 5500 Series Adaptive Security Appliance 7.2 before 7.2(4.46), 8.0 before 8.0(4.38), 8.1 before 8.1(2.29), and 8.2 before 8.2(1.5); and Cisco PIX 500 Series Security Appliance; allows remote attackers to cause a denial of service (prevention of new connections) via crafted TCP segments during termination of the TCP connection that cause the connection to remain in CLOSEWAIT status, aka "TCP Connection Exhaustion Denial of Service Vulnerability."

Frequently asked questions

What is CVE-2010-0149?

Unspecified vulnerability in Cisco ASA 5500 Series Adaptive Security Appliance 7.2 before 7.2(4.46), 8.0 before 8.0(4.38), 8.1 before 8.1(2.29), and 8.2 before 8.2(1.5); and Cisco PIX 500 Series Security Appliance; allows remote attackers to cause a denial of service (prevention of new connections) via crafted TCP segments during termination of the TCP connection that cause the connection to remain in CLOSEWAIT status, aka "TCP Connection Exhaustion Denial of Service Vulnerability."

How severe is CVE-2010-0149?

CVE-2010-0149 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2010-0149 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-2010-0149?

CVE-2010-0149 primarily affects Cisco Asa 5500. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-0149?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2010-0149 published?

CVE-2010-0149 was published on 2010-02-19 and last updated on 2026-06-16.

References

• http://osvdb.org/62433
• http://secunia.com/advisories/38618
• http://secunia.com/advisories/38636
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080b1910c.shtml
• http://www.securityfocus.com/bid/38275
• http://www.securitytracker.com/id?1023612
• http://www.vupen.com/english/advisories/2010/0415
• https://exchange.xforce.ibmcloud.com/vulnerabilities/56336

Affected products (6)

• cpe:2.3:h:cisco:asa_5500:7.1:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asa_5500:7.2:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asa_5500:8.0:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asa_5500:8.1:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:asa_5500:8.2:*:*:*:*:*:*:*
• cpe:2.3:h:cisco:pix_500:*:*:*:*:*:*:*:*

More vulnerabilities in Cisco Asa 5500

• CVE-2010-4680 — Critical (CVSS 9.0): The WebVPN implementation on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3)…
• CVE-2010-4675 — Critical (CVSS 9.0): Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3) do not properly determine the…
• CVE-2007-0960 — Critical (CVSS 9.0): Unspecified vulnerability in Cisco PIX 500 and ASA 5500 Series Security Appliances 7.2.2, when configured to use the…
• CVE-2011-3298 — High (CVSS 7.9): Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series…
• CVE-2011-0379 — High (CVSS 7.9): Buffer overflow on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 1.6.x; Cisco TelePresence…
• CVE-2011-3304 — High (CVSS 7.8): Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series…

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