CVE-2009-4124: ruby-lang ruby

Vulnerability summary

CVE-2009-4124 is a high (CVSS 10.0) vulnerability in ruby-lang ruby. EPSS estimates a 3.88% chance of exploitation in the next 30 days, higher than 90.1% of scored vulnerabilities.

Timeline

1. 11-12-2009
   PublishedVulnerability first disclosed.
2. 07-08-2024
   Last modifiedVulnerability information updated.

Description

Heap-based buffer overflow in the rb_str_justify function in string.c in Ruby 1.9.1 before 1.9.1-p376 allows context-dependent attackers to execute arbitrary code via unspecified vectors involving (1) String#ljust, (2) String#center, or (3) String#rjust. NOTE: some of these details are obtained from third party information.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.