CVE-2023-39550: netgear jwnr2000v2_firmware Classic Buffer Overflow

Vulnerability summary

CVE-2023-39550 is a high (CVSS 8.8) Classic Buffer Overflow vulnerability in netgear jwnr2000v2_firmware. EPSS estimates a 1.08% chance of exploitation in the next 30 days, higher than 64.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 07-08-2023
   PublishedVulnerability first disclosed.
2. 17-10-2024
   Last modifiedVulnerability information updated.

Description

Netgear JWNR2000v2 v1.0.0.11, XWN5001 v0.4.1.1, and XAVN2001v2 v0.4.0.7 were discovered to contain multiple buffer overflows via the http_passwd and http_username parameters in the check_auth function.

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.