Vulnerability Database

379,873

Total vulnerabilities in the database

CVE-2004-0135 — sgi / irix

The syssgi SGI_IOPROBE system call in IRIX 6.5.20 through 6.5.24 allows local users to gain privileges by reading and writing to kernel memory.

  • Published: Aug 6, 2004
  • Updated: Sep 8, 2026
  • CVE: CVE-2004-0135
  • Severity: High
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

No CWE or OWASP classifications available.

Software Affected versions
sgi / irix = 3.2
sgi / irix = 3.3
sgi / irix = 3.3.1
sgi / irix = 3.3.2
sgi / irix = 3.3.3
sgi / irix = 4.0
sgi / irix = 4.0.1
sgi / irix = 4.0.1t
sgi / irix = 4.0.2
sgi / irix = 4.0.3
sgi / irix = 4.0.4
sgi / irix = 4.0.4b
sgi / irix = 4.0.4t
sgi / irix = 4.0.5
sgi / irix = 4.0.5_iop
sgi / irix = 4.0.5_ipr
sgi / irix = 4.0.5a
sgi / irix = 4.0.5b
sgi / irix = 4.0.5e
sgi / irix = 4.0.5f
sgi / irix = 4.0.5g
sgi / irix = 4.0.5h
sgi / irix = 5.0
sgi / irix = 5.0.1
sgi / irix = 5.1
sgi / irix = 5.1.1
sgi / irix = 5.2
sgi / irix = 5.3
sgi / irix = 6.0
sgi / irix = 6.0.1
sgi / irix = 6.1
sgi / irix = 6.2
sgi / irix = 6.3
sgi / irix = 6.4
sgi / irix = 6.5
sgi / irix = 6.5.1
sgi / irix = 6.5.2
sgi / irix = 6.5.2f
sgi / irix = 6.5.2m
sgi / irix = 6.5.3
sgi / irix = 6.5.3f
sgi / irix = 6.5.3m
sgi / irix = 6.5.4
sgi / irix = 6.5.4f
sgi / irix = 6.5.4m
sgi / irix = 6.5.5
sgi / irix = 6.5.5f
sgi / irix = 6.5.5m
sgi / irix = 6.5.6
sgi / irix = 6.5.6f
sgi / irix = 6.5.6m
sgi / irix = 6.5.7
sgi / irix = 6.5.7f
sgi / irix = 6.5.7m
sgi / irix = 6.5.8
sgi / irix = 6.5.8f
sgi / irix = 6.5.8m
sgi / irix = 6.5.9
sgi / irix = 6.5.9f
sgi / irix = 6.5.9m
sgi / irix = 6.5.10
sgi / irix = 6.5.10f
sgi / irix = 6.5.10m
sgi / irix = 6.5.11
sgi / irix = 6.5.11f
sgi / irix = 6.5.11m
sgi / irix = 6.5.12
sgi / irix = 6.5.12f
sgi / irix = 6.5.12m
sgi / irix = 6.5.13
sgi / irix = 6.5.13f
sgi / irix = 6.5.13m
sgi / irix = 6.5.14
sgi / irix = 6.5.14f
sgi / irix = 6.5.14m
sgi / irix = 6.5.15
sgi / irix = 6.5.15f
sgi / irix = 6.5.15m
sgi / irix = 6.5.16
sgi / irix = 6.5.16f
sgi / irix = 6.5.16m
sgi / irix = 6.5.17
sgi / irix = 6.5.17f
sgi / irix = 6.5.17m
sgi / irix = 6.5.18
sgi / irix = 6.5.18f
sgi / irix = 6.5.18m
sgi / irix = 6.5.19
sgi / irix = 6.5.19f
sgi / irix = 6.5.19m
sgi / irix = 6.5.20
sgi / irix = 6.5.20f
sgi / irix = 6.5.20m
sgi / irix = 6.5.21
sgi / irix = 6.5.21f
sgi / irix = 6.5.21m
sgi / irix = 6.5.22
sgi / irix = 6.5.22m
sgi / irix = 6.5.23
sgi / irix = 6.5.24
sgi / irix = 6.5_20

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.