Quick answers
- Is CVE-1999-0034 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-1999-0034 being exploited in the wild.
- How severe is CVE-1999-0034?
- High severity, with a CVSS score of 7.2, published 29 May 1997.
- Which products and versions are affected?
- Perl Foundation Perl 4.x, 5.x.
- Is there a fix for CVE-1999-0034?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-1999-0034 attacked?
- It is attacked with local access, in a software library.
- Am I affected by CVE-1999-0034?
- Check whether anything you run is named in the advisory. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
A buffer overflow vulnerability exists in suidperl (also known as sperl), a utility in Perl 4.x and 5.x designed to allow Perl scripts to run with setuid privileges. The flaw is triggered when the utility handles specially crafted input or environment variables, leading to memory corruption. Because suidperl typically runs with root permissions to facilitate setuid operations, a local, unprivileged attacker can exploit this overflow to execute arbitrary code with elevated (root) privileges. This is a classic local privilege escalation vulnerability resulting from improper bounds checking in a setuid binary.
Affected products
- Perl Foundation Perl 4.x, 5.x
Timeline
- 1997-05-29: disclosed: NVD Published Date