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CVE-2017-12337

33
FAUCET Score

CVE-2017-12337 is a critical vulnerability affecting Cisco collaboration products based on the Voice Operating System platform, allowing unauthenticated, remote attackers to gain root access. This occurs when an engineering flag remains enabled after a refresh upgrade or Prime Collaboration Deployment migration, making the device vulnerable to SFTP access with a known password. With a CVSS score of 9.8 (CRITICAL), the vulnerability is easily exploitable over the network with low complexity, leading to complete system compromise. While there is no known active exploitation or public exploit code, the vulnerability has garnered significant community discussion and media coverage, indicating awareness of its potential impact.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:emergency_responder:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:finesse:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:hosted_collaboration_solution:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:mediasense:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:cisco:prime_license_manager:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.44%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0644 is in the 88th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-vos
Vendor Advisory
securityfocus.com / bid/101865
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039813
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039814
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039815
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039816
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039817
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039818
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039819
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039820
Third Party AdvisoryVDB Entry