CVE-2024-21524

Summary

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 Software

Weaknesses

• CWE-125: Out-of-bounds Read

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

CVE Program Container

Additional References

• https://security.snyk.io/vuln/SNYK-JS-NODESTRINGBUILDER-6421617
• https://github.com/magiclen/node-stringbuilder/blob/5c2797d3d6bf8cb6d10fe1e077609cef9a5a7de0/src/node-stringbuilder.c%23L1281
• https://gist.github.com/dellalibera/0bb022811224f81d998fa61c3175ee67

References

• https://security.snyk.io/vuln/SNYK-JS-NODESTRINGBUILDER-6421617
• https://github.com/magiclen/node-stringbuilder/blob/5c2797d3d6bf8cb6d10fe1e077609cef9a5a7de0/src/node-stringbuilder.c%23L1281
• https://gist.github.com/dellalibera/0bb022811224f81d998fa61c3175ee67

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