CVE-2020-23319 — HIGH (7.5)

Vulnerability Description

There is an Assertion in '(flags >> CBC_STACK_ADJUST_SHIFT) >= CBC_STACK_ADJUST_BASE || (CBC_STACK_ADJUST_BASE - (flags >> CBC_STACK_ADJUST_SHIFT)) <= context_p->stack_depth' in parser_emit_cbc_backward_branch in JerryScript 2.2.0.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Jerryscript	Jerryscript	2.2.0

Related Weaknesses (CWE)

CWE-617

References

https://github.com/jerryscript-project/jerryscript/issues/3834ExploitIssue TrackingPatch
https://github.com/jerryscript-project/jerryscript/issues/3834ExploitIssue TrackingPatch

FAQ

What is CVE-2020-23319?

CVE-2020-23319 is a vulnerability with a CVSS score of 7.5 (HIGH). There is an Assertion in '(flags >> CBC_STACK_ADJUST_SHIFT) >= CBC_STACK_ADJUST_BASE || (CBC_STACK_ADJUST_BASE - (flags >> CBC_STACK_ADJUST_SHIFT)) <= context_p->stack_depth' in parser_emit_cbc_backwa...

How severe is CVE-2020-23319?

CVE-2020-23319 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-2020-23319?

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