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Cisco AsyncOS Software HTTP Redirect Vulnerability

Cisco-SA-20150223-CVE-2015-0624 · Medium · Published · Updated

A vulnerability in the web framework of Cisco AsyncOS could allow an unauthenticated, remote attacker to inject a crafted HTTP header that could cause a web page redirection to a malicious website. The vulnerability is due to insufficient validation of user input before it is used as an HTTP header value. An attacker could exploit this vulnerability by persuading a user to access a crafted URL. This vulnerability was reported to Cisco by Glafkos Charalambous. Proof-of-concept code that demonstrates an exploit of this vulnerability is publicly available. Cisco has confirmed the vulnerability in a security notice and released software updates. To exploit the vulnerability, the attacker may provide a link that directs a user to a malicious site and use misleading language or instructions to persuade the user to follow the link. Cisco indicates through the CVSS score that functional exploit code exists. Proof-of-concept exploit code is publicly available.

Cisco advisory ·CSAF JSON

Workarounds

Administrators are advised to apply the appropriate updates.

Users should verify that unsolicited links are safe to follow.

Administrators are advised to monitor affected systems.

CVEsCVE-2015-0624
Cisco Bug IDsCSCur44412, CSCur44415, CSCur89630, CSCur89633, CSCur89636, CSCur89639
CVSS ScoreBase 4.3
Base 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N/E:F/RL:OF/RC:C
Product Names From Source
Cisco Web Security Appliance (WSA), Cisco Email Security Appliance (ESA), Cisco Content Security Management Appliance (SMA), Cisco Secure Email and Web Manager, Cisco Secure Web Appliance

Related Products

Product CVE Evidence
Cisco Web Security Appliance (WSA) CVE-2015-0624 Cisco OpenVuln
Cisco Secure Web Appliance CVE-2015-0624 Cisco OpenVuln
Cisco Secure Email and Web Manager CVE-2015-0624 Cisco OpenVuln
Cisco Secure Email CVE-2015-0624 Cisco OpenVuln
Cisco Email Security Appliance (ESA) CVE-2015-0624 Cisco OpenVuln
Cisco Content Security Management Appliance (SMA) CVE-2015-0624 Cisco OpenVuln