CVE-2013-1243
7.8 · HIGHThe IP stack in Cisco Intrusion Prevention System (IPS) Software in ASA 5500-X IPS-SSP software and hardware modules before 7.1(5)E4, IPS 4500 sensors before 7.1(6)E4, and IPS 4300 sensors before 7…
Overview
CVE-2013-1243 is a high-severity vulnerability affecting cisco asa_5500-x_series_ips_ssp_software. It was published on July 18, 2013 and has a CVSS 2.0 base score of 7.8 (HIGH).
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
The IP stack in Cisco Intrusion Prevention System (IPS) Software in ASA 5500-X IPS-SSP software and hardware modules before 7.1(5)E4, IPS 4500 sensors before 7.1(6)E4, and IPS 4300 sensors before 7.1(5)E4 allows remote attackers to cause a denial of service (MainApp process hang) via malformed IPv4 packets, aka Bug ID CSCtx18596.
Remediation
Check the references section for vendor advisories and patches from cisco. Update asa_5500-x_series_ips_ssp_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | intrusion_prevention_system | 0 | Affected |
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Frequently asked questions
What is CVE-2013-1243?
CVE-2013-1243 is a high-severity vulnerability affecting cisco asa_5500-x_series_ips_ssp_software. It was published on July 18, 2013 and has a CVSS 2.0 base score of 7.8 (HIGH).
How severe is CVE-2013-1243?
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2013-1243?
Check the references section for vendor advisories and patches from cisco. Update asa_5500-x_series_ips_ssp_software to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2013-1243?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-1243 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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