CVE-2017-18212 Memory corruption in n/a
A heap-based buffer over-read in JerryScript allows attackers to cause denial of service or disclose sensitive memory via crafted regular expressions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-18212?
CVE-2017-18212 is a critical memory corruption vulnerability in Jerryscript Jerryscript, published on 1 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in JerryScript 1.0. There is a heap-based buffer over-read in the lit_read_code_unit_from_hex function in lit/lit-char-helpers.c via a RegExp("[\x0"); payload.
Weakness: CWE-125
Which versions are affected by CVE-2017-18212?
It affects 1 product.
Products include Jerryscript Jerryscript.
How do I fix CVE-2017-18212?
No fix has been published for CVE-2017-18212 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-18212 being exploited?
There is no known exploitation of CVE-2017-18212 in the wild and no public exploit code.
Other vulnerabilities in Jerryscript Jerryscript
Sources
Also known as GHSA-429f-r833-95jh, UBUNTU-CVE-2017-18212.