curl can be told to parse a `.netrc` file for...
Vulnerability Description
curl can be told to parse a `.netrc` file for credentials. If that file endsin a line with 4095 consecutive non-white space letters and no newline, curlwould first read past the end of the stack-based buffer, and if the readworks, write a zero byte beyond its boundary.This will in most cases cause a segfault or similar, but circumstances might also cause different outcomes.If a malicious user can provide a custom netrc file to an application or otherwise affect its contents, this flaw could be used as denial-of-service.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-35260
Credits & Attribution
No credits recorded in the NVD database.
References
- https://hackerone.com/reports/1721098
- https://security.gentoo.org/glsa/202212-01
- https://security.netapp.com/advisory/ntap-20230110-0006/
- https://support.apple.com/kb/HT213604
- https://support.apple.com/kb/HT213605
- http://seclists.org/fulldisclosure/2023/Jan/20
- http://seclists.org/fulldisclosure/2023/Jan/19
