NULL pointer dereference in Jerryscript
CVE-2020-13649
parser/js/js-scanner.c in JerryScript 2.2.0 mishandles errors during certain out-of-memory conditions, as demonstrated by a scanner_reverse_info_list NULL pointer dereference and a scanner_scan_all assertion failure.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: +0.000
Affected products
- Jerryscript — versions 2.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/jerryscript-project/jerryscript/issues/3786 (Third Party Advisory)
- github.com/jerryscript-project/jerryscript/issues/3788 (Third Party Advisory)
- github.com/jerryscript-project/jerryscript/commit/69f8e78c2f8d562bd6d8002b5488f… (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13649?
- CVE-2020-13649 is a high-severity vulnerability in Jerryscript, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2020-05-28.
- How severe is CVE-2020-13649?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-13649 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.