Vulnerability Details : CVE-2017-6669
Multiple buffer overflow vulnerabilities exist in the Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files. An attacker could exploit these vulnerabilities by providing a user with a malicious ARF file via email or URL and convincing the user to launch the file. Exploitation of these vulnerabilities could cause an affected player to crash and, in some cases, could allow arbitrary code execution on the system of a targeted user. The Cisco WebEx Network Recording Player is an application that is used to play back WebEx meeting recordings that have been recorded on the computer of an online meeting attendee. The player can be automatically installed when the user accesses a recording file that is hosted on a WebEx server. The following client builds are affected by this vulnerability: Cisco WebEx Business Suite (WBS29) client builds prior to T29.13.130, Cisco WebEx Business Suite (WBS30) client builds prior to T30.17, Cisco WebEx Business Suite (WBS31) client builds prior to T31.10. Cisco Bug IDs: CSCvc47758 CSCvc51227 CSCvc51242.
Vulnerability category: Overflow
Products affected by CVE-2017-6669
- cpe:2.3:a:cisco:webex_advanced_recording_format_player:29.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6669
0.30%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6669
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-6669
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2017-6669
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http://www.securityfocus.com/bid/99196
Cisco WebEx Network Recording Player CVE-2017-6669 Multiple Buffer Overflow VulnerabilitiesThird Party Advisory;VDB Entry
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https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-wnrp
Cisco WebEx Network Recording Player Multiple Buffer Overflow VulnerabilitiesVendor Advisory
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http://www.securitytracker.com/id/1038737
Cisco WebEx Network Recording Player Buffer Overflows in Processing Files Let Remote Users Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
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