CVE-2010-4679
Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3) do not properly handle Online Certificate Status Protocol (OCSP) connection failures, which allows remote OCSP responders to cause a denial of service (TCP socket…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3) do not properly handle Online Certificate Status Protocol (OCSP) connection failures, which allows remote OCSP responders to cause a denial of service (TCP socket exhaustion) by rejecting connection attempts, aka Bug ID CSCsz36816.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 1.14% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- cisco/adaptive security appliance software · cisco/5500 series adaptive security appliance · cisco/asa 5500
- Source
- cve@mitre.org
References
- http://secunia.com/advisories/42931
- http://www.cisco.com/en/US/docs/security/asa/asa82/release/notes/asarn82.pdf
- http://www.securityfocus.com/bid/45767
- http://www.securitytracker.com/id?1024963
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64605
- http://secunia.com/advisories/42931
- http://www.cisco.com/en/US/docs/security/asa/asa82/release/notes/asarn82.pdf
- http://www.securityfocus.com/bid/45767
- http://www.securitytracker.com/id?1024963
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64605
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.