VDB-134363 · CVE-2019-1838 · BID 108169

Cisco Application Policy Infrastructure Controller prior 14.1(1i) Web-based Management Interface cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.0$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Cisco Application Policy Infrastructure Controller. This issue affects an unknown code block of the component Web-based Management Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A vulnerability in the web-based management interface of Cisco Application Policy Infrastructure Controller (APIC) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. This vulnerability has been fixed in software version 14.1(1i).

The bug was discovered 05/01/2019. The weakness was presented 05/03/2019 as cisco-sa-20190501-apic-xss as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2019-1838 since 12/06/2018. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 14.1(1i) eliminates this vulnerability.

Productinfo

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: 5.0

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

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 5.4
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
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: 🔍

Upgrade: Application Policy Infrastructure Controller 14.1(1i)

Timelineinfo

12/06/2018 🔍
05/01/2019 +146 days 🔍
05/03/2019 +2 days 🔍
05/03/2019 +0 days 🔍
09/12/2023 +1593 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20190501-apic-xss
Status: Confirmed

CVE: CVE-2019-1838 (🔍)
SecurityFocus: 108169

Entryinfo

Created: 05/03/2019 22:17
Updated: 09/12/2023 10:40
Changes: 05/03/2019 22:17 (58), 06/06/2020 16:33 (1), 09/12/2023 10:35 (4), 09/12/2023 10:40 (12)
Complete: 🔍

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