High severity · published Jan 20, 2016
CVE-2016-1296
The proxy engine on Cisco Web Security Appliance (WSA) devices with software 8.5.3-055, 9.1.0-000, and 9.5.0-235 allows remote attackers to bypass intended proxy restrictions via…
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
The proxy engine on Cisco Web Security Appliance (WSA) devices with software 8.5.3-055, 9.1.0-000, and 9.5.0-235 allows remote attackers to bypass intended proxy restrictions via a malformed HTTP method, aka Bug ID CSCux00848.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
Web Security Appliance · Cisco
8.5.3-055; 9.1.0-000; 9.5.0-235 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1296
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1296
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160119-wsa
Third Party Advisory
http://www.securitytracker.com/id/1034763
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