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CVE-2007-2688

7.8 · HIGH

The Cisco Intrusion Prevention System (IPS) and IOS with Firewall/IPS Feature Set do not properly handle certain full-width and half-width Unicode character encodings, which might allow remote atta…

Published May 16, 2007ciscoEPSS 2.98%

Overview

CVE-2007-2688 is a high-severity vulnerability affecting cisco ips_sensor_software. It was published on May 16, 2007 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 Cisco Intrusion Prevention System (IPS) and IOS with Firewall/IPS Feature Set do not properly handle certain full-width and half-width Unicode character encodings, which might allow remote attackers to evade detection of HTTP traffic.

Remediation

Check the references section for vendor advisories and patches from cisco. Update ips_sensor_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

VendorProductVersionsStatus

References

Refsecunia.com/advisories/25285Refwww.cisco.com/en/US/products/products_security_response09186a008083f82e.htmlRefwww.gamasec.net/english/gs07-01.htmlRefwww.kb.cert.org/vuls/id/739224Refwww.osvdb.org/35336Refwww.securityfocus.com/archive/1/468633/100/0/threadedRefwww.securityfocus.com/bid/23980Refwww.securitytracker.com/id?1018053Refwww.securitytracker.com/id?1018054Refwww.vupen.com/english/advisories/2007/1803

How CyberStrike helps

Frequently asked questions

What is CVE-2007-2688?

CVE-2007-2688 is a high-severity vulnerability affecting cisco ips_sensor_software. It was published on May 16, 2007 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2007-2688?

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-2007-2688?

Check the references section for vendor advisories and patches from cisco. Update ips_sensor_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-2007-2688?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-2688 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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