Buffer overflow in Jerryscript
CVE-2023-31908
Jerryscript 3.0 (commit 05dbbd1) was discovered to contain a heap-buffer-overflow via the component ecma_builtin_typedarray_prototype_sort.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (23.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Jerryscript — versions 3.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/jerryscript-project/jerryscript/issues/5067 (Exploit, Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2023-31908?
- CVE-2023-31908 is a high-severity vulnerability in Jerryscript, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-05-10.
- How severe is CVE-2023-31908?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-31908 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.