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CVE-2008-2665

Status: ModifiedMedium (5)—
Severity5Medium · CVSS 2.0
Exploitation probability3.38 %higher than 89% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Directory traversal vulnerability in the posix_access function in PHP 5.2.6 and earlier allows remote attackers to bypass safe_mode restrictions via a .. (dot dot) in an http URL, which results in the URL being canonicalized to a local filename after the safe_mode check has successfully run.

CVSS

Base score
5
Version
2.0
Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
3.38 %
Percentile among all scored CVEs
89
Score date
10/25/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

PHP — PHP

CWEs

References

Show 34 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2008-2665",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2008-06-20T01:41:00.000",
  "references": [
    {
      "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=124654546101607&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=125631037611762&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/32746",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/35074",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/35650",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-200811-05.xml",
      "source": "cve@mitre.org"
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    {
      "url": "http://securityreason.com/achievement_securityalert/54",
      "tags": [
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    {
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    {
      "url": "http://support.apple.com/kb/HT3549",
      "source": "cve@mitre.org"
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    {
      "url": "http://wiki.rpath.com/Advisories:rPSA-2009-0035",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.securityfocus.com/archive/1/501376/100/0/threaded",
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    {
      "url": "http://www.securityfocus.com/bid/29797",
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    {
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    {
      "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/32746",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://secunia.com/advisories/35074",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://securityreason.com/achievement_securityalert/54",
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://support.apple.com/kb/HT3549",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://wiki.rpath.com/Advisories:rPSA-2009-0035",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/501376/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/29797",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.securitytracker.com/id?1020327",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html",
      "tags": [
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    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Directory traversal vulnerability in the posix_access function in PHP 5.2.6 and earlier allows remote attackers to bypass safe_mode restrictions via a .. (dot dot) in an http URL, which results in the URL being canonicalized to a local filename after the safe_mode check has successfully run."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de Salto de Directorio en la función posix_access de PHP 5.2.6 y versiones anteriores permite a atacantes remotos saltarse la restricciones safe_mode mediante un .. (punto punto) en una URL hhtp, lo que provoca que la URL se canonicalice (redirija)  a un fichero local después de pasar correctamente la comprobación safe_mode."
    }
  ],
  "lastModified": "2026-06-16T22:54:11.617",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A782CA26-9C38-40A8-92AE-D47B14D2FCE3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "vendorComments": [
    {
      "comment": "We do not consider these to be security issues.  For more details see http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1\nand http://www.php.net/security-note.php\n",
      "lastModified": "2008-06-26T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}