CVE-2017-14749 — HIGH (7.8)

Vulnerability Description

JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Jerryscript	Jerryscript	1.0

Related Weaknesses (CWE)

CWE-119

References

https://github.com/jerryscript-project/jerryscript/issues/2008ExploitThird Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/2008ExploitThird Party Advisory

FAQ

What is CVE-2017-14749?

CVE-2017-14749 is a vulnerability with a CVSS score of 7.8 (HIGH). JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecogn...

How severe is CVE-2017-14749?

CVE-2017-14749 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-14749?

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