01 Record

CVE-2017-12964

There is a stack consumption issue in LibSass 3.4.5 that is triggered in the function Sass::Eval::operator() in eval.cpp. It will lead to a remote denial of service attack.

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

There is a stack consumption issue in LibSass 3.4.5 that is triggered in the function Sass::Eval::operator() in eval.cpp. It will lead to a remote denial of service attack.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 1.83% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 78.5% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2017-08-18 21:00Z9 YR AGO

Last updated

2024-09-16 18:59Z2 YR AGO

Reserved

2017-08-18

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-674Uncontrolled RecursionClass

Data version

5.1

Document digest

45bea588ac68b1af4c615affa90161bbdeae69aa22d8d029ff34bfb9540c3f43

05 Affected products

VendorProductVersionsPlatforms

libsasslibsassNot specified—

06 References

bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1482397x_refsource_MISC