Cisco Jabber on Windows Extensible Messaging/Presence Protocol input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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7.7 | $0-$5k | 0.00 |
A vulnerability was found in Cisco Jabber on Windows (the affected version is unknown). It has been declared as critical. This vulnerability affects an unknown code of the component Extensible Messaging/Presence Protocol. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted Extensible Messaging and Presence Protocol (XMPP) messages to the affected software. A successful exploit could allow the attacker to cause the application to execute arbitrary programs on the targeted system with the privileges of the user account that is running the Cisco Jabber client software, possibly resulting in arbitrary code execution.
The weakness was presented 09/04/2020 as cisco-sa-jabber-UyTKCPGg as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability was named CVE-2020-3495 since 12/12/2019. The attack can be initiated remotely. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not available.
Upgrading eliminates this vulnerability.
See 160741 and 160739 for similar entries.
Product
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License
CVSSv4
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CVSSv3
VulDB Meta Base Score: 8.1VulDB Meta Temp Score: 7.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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NVD Base Score: 9.9
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CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Input validationCWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/12/2019 🔍09/04/2020 🔍
09/04/2020 🔍
11/12/2020 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-jabber-UyTKCPGg
Status: Confirmed
CVE: CVE-2020-3495 (🔍)
See also: 🔍
Entry
Created: 09/04/2020 13:43Updated: 11/12/2020 18:24
Changes: 09/04/2020 13:43 (41), 09/04/2020 13:48 (11), 11/12/2020 18:24 (1)
Complete: 🔍
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