CVE-2020-14163 — HIGH (7.5)

Vulnerability Description

An issue was discovered in ecma/operations/ecma-container-object.c in JerryScript 2.2.0. Operations with key/value pairs did not consider the case where garbage collection is triggered after the key operation but before the value operation, as demonstrated by improper read access to memory in ecma_gc_set_object_visited in ecma/base/ecma-gc.c.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Jerryscript	Jerryscript	2.2.0

Related Weaknesses (CWE)

CWE-125

References

https://github.com/jerryscript-project/jerryscript/commit/c2b662170245a16f46ce02PatchVendor Advisory
https://github.com/jerryscript-project/jerryscript/issues/3804Third Party Advisory
https://github.com/jerryscript-project/jerryscript/commit/c2b662170245a16f46ce02PatchVendor Advisory
https://github.com/jerryscript-project/jerryscript/issues/3804Third Party Advisory

FAQ

What is CVE-2020-14163?

CVE-2020-14163 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in ecma/operations/ecma-container-object.c in JerryScript 2.2.0. Operations with key/value pairs did not consider the case where garbage collection is triggered after the key o...

How severe is CVE-2020-14163?

CVE-2020-14163 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-14163?

Check the references section above for vendor advisories and patch information. Affected products include: Jerryscript Jerryscript.