Vulnerability · Published Jul 10, 2024 · Assigned by snyk
CVE-2024-21524
High 8.2
In plain English
A high-severity out-of-bounds read in node-stringbuilder. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.9%top 41.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
All versions of the package node-stringbuilder are vulnerable to Out-of-bounds Read due to incorrect memory length calculation, by calling ToBuffer, ToString, or CharAt on a StringBuilder object with a non-empty string value input. It's possible to return previously allocated memory, for example, by providing negative indexes, leading to an Information Disclosure.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | node-stringbuilder | no fix listed | GHSA-g533-xq5w-jmf3 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | node-stringbuilder | 0 – before * |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:P