Cisco Web Security Appliance Web Proxy Function HTTPS Request Restart denial of service

A vulnerability classified as problematic has been found in Cisco Web Security Appliance (Anti-Malware Software). This affects an unknown function of the component Web Proxy Function. The manipulation as part of a HTTPS Request leads to a denial of service vulnerability (Restart). CWE is classifying the issue as CWE-404. This is going to have an impact on availability.

The weakness was released 05/03/2019 as cisco-sa-20190501-wsa-dos as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is uniquely identified as CVE-2019-1817 since 12/06/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/03/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at 134360.

Vendor

• Cisco

Name

• Web Security Appliance

• ?

• ?

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Denial of service / Restart (CWE-404)
Local: No
Remote: Yes

Availability: ?
Status: Not defined

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?12/06/2018 CVE assigned
05/03/2019 +148 days Advisory disclosed
05/03/2019 +0 days VulDB entry created
05/03/2019 +0 days VulDB last updateAdvisory: cisco-sa-20190501-wsa-dos
Status: Confirmed

CVE: CVE-2019-1817 (?)
See also: ?

Created: 05/03/2019 10:17 PM
Complete: ?

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