CVE-2017-11587

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-07-24 · updated 2026-06-17
Weakness: CWE-22

Description

On Cisco DDR2200 ADSL2+ Residential Gateway DDR2200B-NA-AnnexA-FCC-V00.00.03.45.4E and DDR2201v1 ADSL2+ Residential Gateway DDR2201v1-NA-AnnexA-FCC-V00.00.03.28.3 devices, there is directory traversal in the filename parameter to the /download.conf URI.

Affected products

Cisco Residential Gateway Firmware: ddr2200b-na-annexa-fcc-v00.00.03.45.4e, ddr2201v1-na-annexa-fcc-v00.00.03.28.3

References

http://seclists.org/fulldisclosure/2017/Jul/26
http://www.securityfocus.com/bid/100484
http://seclists.org/fulldisclosure/2017/Jul/26
http://www.securityfocus.com/bid/100484

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