What is CVE-2017-9492?

CVE-2017-9492 is a high-severity vulnerability in Cisco Dpc3939, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-07-31.

How severe is CVE-2017-9492?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Cisco Dpc3939

CVE-2017-9492

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421733-160420a-CMCST); Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST); Cisco DPC3939B (firmware version dpc3939b-v303r204217-150321a-CMCST); Cisco DPC3941T (firmware version DPC3941_2.5s3_PROD_sey); and Arris TG1682G (eMTA&DOCSIS version 10.0.132.SIP.PC20.CT, software version TG1682_2.2p7s2_PROD_sey) devices does not include the HTTPOnly flag in a Set-Cookie header for administration applications, which makes it easier for remote attackers to obtain potentially sensitive information via script access to cookies.

Vulnerability class: Information Disclosure

EPSS: 0.016 (73.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Cisco Dpc3939
Cisco Dpc3939b
Cisco Dpc3939b_firmware — versions dpc3939b-v303r204217-150321a-cmcst
Cisco Dpc3939_firmware — versions dpc3939-p20-18-v303r20421733-160420a-cmcst, dpc3939-p20-18-v303r20421746-170221a-cmcst
Cisco Dpc3941t
Cisco Dpc3941t_firmware — versions dpc3941_2.5s3_prod_sey
Commscope Arris_tg1682g
Commscope Arris_tg1682g_firmware — versions 10.0.132.sip.pc20.ct, tg1682_2.2p7s2_prod_sey
N/a — versions n/a

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2017-9492?: CVE-2017-9492 is a high-severity vulnerability in Cisco Dpc3939, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-07-31.
How severe is CVE-2017-9492?: High severity. CVSS v3 base score is 7.5 out of 10.