VDB-124822 · CVE-2018-0414 · BID 105289

Cisco Secure Access Control Server Web UI XML File xml external entity reference

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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4.9$0-$5k0.00

A vulnerability classified as problematic was found in Cisco Secure Access Control Server (Network Management Software) (unknown version). This vulnerability affects an unknown code block of the component Web UI. The manipulation as part of a XML File leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality. CVE summarizes:

A vulnerability in the web-based UI of Cisco Secure Access Control Server could allow an authenticated, remote attacker to gain read access to certain information in an affected system. The vulnerability is due to improper handling of XML External Entities (XXEs) when parsing an XML file. An attacker could exploit this vulnerability by convincing the administrator of an affected system to import a crafted XML file.

The bug was discovered 09/05/2018. The weakness was disclosed 10/05/2018 as cisco-sa-20180905-acsxxe as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability was named CVE-2018-0414 since 11/26/2017. The attack can be initiated remotely. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 30 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105289†). The entries VDB-270015, VDB-270016, VDB-270017 and VDB-270018 are pretty similar.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/26/2017 🔍
09/05/2018 +282 days 🔍
09/05/2018 +0 days 🔍
10/05/2018 +29 days 🔍
10/05/2018 +0 days 🔍
10/06/2018 +1 days 🔍
05/22/2023 +1689 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180905-acsxxe
Status: Confirmed

CVE: CVE-2018-0414 (🔍)
SecurityFocus: 105289 - Cisco Secure Access Control Server XML External Entity Information Disclosure Vulnerability
SecurityTracker: 1041688

See also: 🔍

Entryinfo

Created: 10/06/2018 07:49 AM
Updated: 05/22/2023 10:34 AM
Changes: 10/06/2018 07:49 AM (63), 03/29/2020 09:18 PM (3), 05/22/2023 10:34 AM (4)
Complete: 🔍
Cache ID: 44:153:40

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