Vulnerability Details : CVE-2017-11555
There is an illegal address access in the Eval::operator function in eval.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service.
Vulnerability category: Input validationDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2017-11555
Probability of exploitation activity in the next 30 days: 0.23%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 60 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-11555
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-11555
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-11555
-
https://bugzilla.redhat.com/show_bug.cgi?id=1471782
1471782 – There is an illegal address access in eval.cpp of libsassExploit;Issue Tracking;Third Party Advisory
Products affected by CVE-2017-11555
- cpe:2.3:a:libsass:libsass:3.4.5:*:*:*:*:*:*:*