Vulnerability Database

383,371

Total vulnerabilities in the database

CVE-2014-6270 — squid-cache / squid

Improper Restriction of Operations within the Bounds of a Memory Buffer

Off-by-one error in the snmpHandleUdp function in snmp_core.cc in Squid 2.x and 3.x, when an SNMP port is configured, allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted UDP SNMP request, which triggers a heap-based buffer overflow.

  • Published: Sep 12, 2014
  • Updated: Sep 13, 2026
  • CVE: CVE-2014-6270
  • Severity: Medium
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software Affected versions
squid-cache / squid = 2.4.stable1
squid-cache / squid = 2.4.stable2
squid-cache / squid = 2.4.stable3
squid-cache / squid = 2.4.stable4
squid-cache / squid = 2.4.stable5
squid-cache / squid = 2.4.stable6
squid-cache / squid = 2.4.stable7
squid-cache / squid = 2.5.stable1
squid-cache / squid = 2.5.stable2
squid-cache / squid = 2.5.stable3
squid-cache / squid = 2.5.stable4
squid-cache / squid = 2.5.stable5
squid-cache / squid = 2.5.stable6
squid-cache / squid = 2.5.stable7
squid-cache / squid = 2.5.stable8
squid-cache / squid = 2.5.stable9
squid-cache / squid = 2.5.stable10
squid-cache / squid = 2.5.stable11
squid-cache / squid = 2.5.stable12
squid-cache / squid = 2.5.stable13
squid-cache / squid = 2.5.stable14
squid-cache / squid = 2.6.stable1
squid-cache / squid = 2.6.stable2
squid-cache / squid = 2.6.stable3
squid-cache / squid = 2.6.stable4
squid-cache / squid = 2.6.stable5
squid-cache / squid = 2.6.stable6
squid-cache / squid = 2.6.stable7
squid-cache / squid = 2.6.stable8
squid-cache / squid = 2.6.stable9
squid-cache / squid = 2.6.stable10
squid-cache / squid = 2.6.stable11
squid-cache / squid = 2.6.stable12
squid-cache / squid = 2.6.stable13
squid-cache / squid = 2.6.stable14
squid-cache / squid = 2.6.stable15
squid-cache / squid = 2.6.stable16
squid-cache / squid = 2.6.stable17
squid-cache / squid = 2.6.stable18
squid-cache / squid = 2.6.stable19
squid-cache / squid = 2.6.stable20
squid-cache / squid = 2.6.stable21
squid-cache / squid = 2.6.stable22
squid-cache / squid = 2.6.stable23
squid-cache / squid = 2.7.stable1
squid-cache / squid = 2.7.stable2
squid-cache / squid = 2.7.stable3
squid-cache / squid = 2.7.stable4
squid-cache / squid = 2.7.stable5
squid-cache / squid = 2.7.stable6
squid-cache / squid = 2.7.stable7
squid-cache / squid = 2.7.stable8
squid-cache / squid = 2.7.stable9
squid-cache / squid = 3.0
squid-cache / squid = 3.0-rc4
squid-cache / squid = 3.0.stable1
squid-cache / squid = 3.0.stable2
squid-cache / squid = 3.0.stable3
squid-cache / squid = 3.0.stable4
squid-cache / squid = 3.0.stable5
squid-cache / squid = 3.0.stable6
squid-cache / squid = 3.0.stable7
squid-cache / squid = 3.0.stable8
squid-cache / squid = 3.0.stable9
squid-cache / squid = 3.0.stable10
squid-cache / squid = 3.0.stable11
squid-cache / squid = 3.0.stable11-rc1
squid-cache / squid = 3.0.stable12
squid-cache / squid = 3.0.stable13
squid-cache / squid = 3.0.stable14
squid-cache / squid = 3.0.stable15
squid-cache / squid = 3.0.stable16
squid-cache / squid = 3.0.stable16-rc1
squid-cache / squid = 3.0.stable17
squid-cache / squid = 3.0.stable18
squid-cache / squid = 3.0.stable19
squid-cache / squid = 3.0.stable20
squid-cache / squid = 3.0.stable21
squid-cache / squid = 3.0.stable22
squid-cache / squid = 3.0.stable23
squid-cache / squid = 3.0.stable24
squid-cache / squid = 3.0.stable25
squid-cache / squid = 3.1
squid-cache / squid = 3.1.0.1
squid-cache / squid = 3.1.0.2
squid-cache / squid = 3.1.0.3
squid-cache / squid = 3.1.0.4
squid-cache / squid = 3.1.0.5
squid-cache / squid = 3.1.0.6
squid-cache / squid = 3.1.0.7
squid-cache / squid = 3.1.0.8
squid-cache / squid = 3.1.0.9
squid-cache / squid = 3.1.0.10
squid-cache / squid = 3.1.0.11
squid-cache / squid = 3.1.0.12
squid-cache / squid = 3.1.0.13
squid-cache / squid = 3.1.0.14
squid-cache / squid = 3.1.0.15
squid-cache / squid = 3.1.0.16
squid-cache / squid = 3.1.0.17
squid-cache / squid = 3.1.0.18
squid-cache / squid = 3.1.1
squid-cache / squid = 3.1.2
squid-cache / squid = 3.1.3
squid-cache / squid = 3.1.4
squid-cache / squid = 3.1.5
squid-cache / squid = 3.1.5.1
squid-cache / squid = 3.1.6
squid-cache / squid = 3.1.7
squid-cache / squid = 3.1.8
squid-cache / squid = 3.1.9
squid-cache / squid = 3.1.10
squid-cache / squid = 3.1.11
squid-cache / squid = 3.1.12
squid-cache / squid = 3.1.13
squid-cache / squid = 3.1.14
squid-cache / squid = 3.1.15
squid-cache / squid = 3.2.0.1
squid-cache / squid = 3.2.0.2
squid-cache / squid = 3.2.0.3
squid-cache / squid = 3.2.0.4
squid-cache / squid = 3.2.0.5
squid-cache / squid = 3.2.0.6
squid-cache / squid = 3.2.0.7
squid-cache / squid = 3.2.0.8
squid-cache / squid = 3.2.0.9
squid-cache / squid = 3.2.0.10
squid-cache / squid = 3.2.0.11
squid-cache / squid = 3.2.0.12
squid-cache / squid = 3.2.0.13
squid-cache / squid = 3.2.0.14
squid-cache / squid = 3.2.0.15
squid-cache / squid = 3.2.0.16
squid-cache / squid = 3.2.0.17
squid-cache / squid = 3.2.0.18
squid-cache / squid = 3.2.0.19
squid-cache / squid = 3.2.1
squid-cache / squid = 3.2.2
squid-cache / squid = 3.2.3
squid-cache / squid = 3.2.4
squid-cache / squid = 3.2.5
squid-cache / squid = 3.2.6
squid-cache / squid = 3.2.7
squid-cache / squid = 3.2.8
squid-cache / squid = 3.2.9
squid-cache / squid = 3.2.10
squid-cache / squid = 3.2.11
squid-cache / squid = 3.2.12
squid-cache / squid = 3.3.0
squid-cache / squid = 3.3.0.2
squid-cache / squid = 3.3.0.3
squid-cache / squid = 3.3.1
squid-cache / squid = 3.3.2
squid-cache / squid = 3.3.3
squid-cache / squid = 3.3.4
squid-cache / squid = 3.3.5
squid-cache / squid = 3.3.6
squid-cache / squid = 3.3.7
squid-cache / squid = 3.3.8
squid-cache / squid = 3.3.9
squid-cache / squid = 3.3.10
squid-cache / squid = 3.3.11
squid-cache / squid = 3.3.12
squid-cache / squid = 3.4.0.1
squid-cache / squid = 3.4.0.2
squid-cache / squid = 3.4.0.3
squid-cache / squid = 3.4.1
squid-cache / squid = 3.4.2
squid-cache / squid = 3.4.3
squid-cache / squid = 3.4.4
squid-cache / squid = 3.4.5
squid-cache / squid = 3.4.6
squid-cache / squid = 3.4.7
oracle / solaris = 11.2

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.