VDB-110088 · CVE-2017-12361 · BID 101994

Cisco Jabber on Windows information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco Jabber on Windows. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. The manipulation results in information disclosure. This vulnerability was named CVE-2017-12361. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in Cisco Jabber on Windows (version now known). Affected is some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

A vulnerability in Cisco Jabber for Windows could allow an unauthenticated, local attacker to access sensitive communications made by the Jabber client. An attacker could exploit this vulnerability to gain information to conduct additional attacks. The vulnerability is due to the way Cisco Jabber for Windows handles random number generation for file folders. An attacker could exploit the vulnerability by fixing the random number data used to establish Secure Sockets Layer (SSL) connections between clients. An exploit could allow the attacker to decrypt secure communications made by the Cisco Jabber for Windows client. Cisco Bug IDs: CSCve44806.

The bug was discovered 11/29/2017. The weakness was presented 11/30/2017 with Cisco as cisco-sa-20171129-jabber2 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2017-12361 since 08/03/2017. The attack needs to be approached locally. Required for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101994†). See VDB-110085 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.0
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
11/29/2017 +118 days 🔍
11/29/2017 +0 days 🔍
11/30/2017 +1 days 🔍
11/30/2017 +0 days 🔍
11/30/2017 +0 days 🔍
01/25/2021 +1152 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20171129-jabber2
Researcher: Cisco
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-12361 (🔍)
GCVE (CVE): GCVE-0-2017-12361
GCVE (VulDB): GCVE-100-110088
SecurityFocus: 101994 - Cisco Jabber for Windows CVE-2017-12361 Local Information Disclosure Vulnerability
SecurityTracker: 1039915

See also: 🔍

Entryinfo

Created: 11/30/2017 14:50
Updated: 01/25/2021 13:55
Changes: 11/30/2017 14:50 (61), 06/20/2020 20:07 (5), 01/25/2021 13:52 (2), 01/25/2021 13:55 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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