Buffer overflow in the PerlIO implementation in Perl 5.8.0, when installed with setuid support (sperl), allows local users to execute arbitrary code by setting the PERLIO_DEBUG variable and executing a Perl script whose full pathname contains a long directory tree.
Conclusion & alert: CVE-2005-0156 is rated Exploit Available (50/100): CVSS Low severity, with medium exploitation likelihood (EPSS 0.38%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 791 | exploit_db | edb | 2005-02-07 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.04% | 0.38% | +0.33% |
| 2 | 2023-03-07 | 5.62% | 0.04% | -5.58% |
| 3 | 2022-02-04 | — | 5.62% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2005-0156 not yet assigned priority: Debian including 1 source packages (perl), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2005-0156 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2005-0156 |
ubuntu
|
medium | CVE-2005-0156 medium priority: Ubuntu including 1 source packages (perl), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. | https://ubuntu.com/security/CVE-2005-0156 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| larry_wall | perl | 5.8.0 | cpe:2.3:a:larry_wall:perl:5.8.0:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.1 | cpe:2.3:a:larry_wall:perl:5.8.1:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.3 | cpe:2.3:a:larry_wall:perl:5.8.3:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4 | cpe:2.3:a:larry_wall:perl:5.8.4:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.1 | cpe:2.3:a:larry_wall:perl:5.8.4.1:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.2 | cpe:2.3:a:larry_wall:perl:5.8.4.2:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.2.3 | cpe:2.3:a:larry_wall:perl:5.8.4.2.3:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.3 | cpe:2.3:a:larry_wall:perl:5.8.4.3:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.4 | cpe:2.3:a:larry_wall:perl:5.8.4.4:*:*:*:*:*:*:* |
| larry_wall | perl | 5.8.4.5 | cpe:2.3:a:larry_wall:perl:5.8.4.5:*:*:*:*:*:*:* |
| sgi | propack | 3.0 | cpe:2.3:a:sgi:propack:3.0:*:*:*:*:*:*:* |
| ibm | aix | 5.2 | cpe:2.3:o:ibm:aix:5.2:*:*:*:*:*:*:* |
| ibm | aix | 5.3 | cpe:2.3:o:ibm:aix:5.3:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 3.0 | cpe:2.3:o:redhat:enterprise_linux:3.0:*:advanced_server:*:*:*:*:* |
| redhat | enterprise_linux | 3.0 | cpe:2.3:o:redhat:enterprise_linux:3.0:*:enterprise_server:*:*:*:*:* |
| redhat | enterprise_linux | 3.0 | cpe:2.3:o:redhat:enterprise_linux:3.0:*:workstation_server:*:*:*:*:* |
| redhat | enterprise_linux_desktop | 3.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:3.0:*:*:*:*:*:*:* |
| redhat | fedora_core | core_3.0 | cpe:2.3:o:redhat:fedora_core:core_3.0:*:*:*:*:*:*:* |
| suse | suse_linux | 8.0 | cpe:2.3:o:suse:suse_linux:8.0:*:*:*:*:*:*:* |
| suse | suse_linux | 8.0 | cpe:2.3:o:suse:suse_linux:8.0:*:i386:*:*:*:*:* |
| suse | suse_linux | 8.1 | cpe:2.3:o:suse:suse_linux:8.1:*:*:*:*:*:*:* |
| suse | suse_linux | 8.2 | cpe:2.3:o:suse:suse_linux:8.2:*:*:*:*:*:*:* |
| suse | suse_linux | 9.0 | cpe:2.3:o:suse:suse_linux:9.0:*:*:*:*:*:*:* |
| suse | suse_linux | 9.0 | cpe:2.3:o:suse:suse_linux:9.0:*:x86_64:*:*:*:*:* |
| suse | suse_linux | 9.1 | cpe:2.3:o:suse:suse_linux:9.1:*:*:*:*:*:*:* |
| suse | suse_linux | 9.2 | cpe:2.3:o:suse:suse_linux:9.2:*:*:*:*:*:*:* |
| trustix | secure_linux | 1.5 | cpe:2.3:o:trustix:secure_linux:1.5:*:*:*:*:*:*:* |
| trustix | secure_linux | 2.0 | cpe:2.3:o:trustix:secure_linux:2.0:*:*:*:*:*:*:* |
| trustix | secure_linux | 2.1 | cpe:2.3:o:trustix:secure_linux:2.1:*:*:*:*:*:*:* |
| trustix | secure_linux | 2.2 | cpe:2.3:o:trustix:secure_linux:2.2:*:*:*:*:*:*:* |
| ubuntu | ubuntu_linux | 4.1 | cpe:2.3:o:ubuntu:ubuntu_linux:4.1:*:ia64:*:*:*:*:* |
| ubuntu | ubuntu_linux | 4.1 | cpe:2.3:o:ubuntu:ubuntu_linux:4.1:*:ppc:*:*:*:*:* |