CVE-2016-1335

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-02-19 · updated 2026-06-17
Weakness: CWE-264

Description

The SSH implementation in Cisco StarOS before 19.3.M0.62771 and 20.x before 20.0.M0.62768 on ASR 5000 devices mishandles a multi-user public-key authentication configuration, which allows remote authenticated users to gain privileges by establishing a connection from an endpoint that was previously used for an administrator's connection, aka Bug ID CSCux22492.

Affected products

Cisco ASR 5000 Series Aggregation Services Routers: 16.5.2, 17.7.0, 18.4.0, 19.0.1, 19.3.0, 20.0.0

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160218-asr
http://www.securitytracker.com/id/1035062
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160218-asr
http://www.securitytracker.com/id/1035062

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