CVE-2020-7065

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Source
https://cve.org/CVERecord?id=CVE-2020-7065
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-7065.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-7065
Aliases
Downstream
DEBIAN (1)
MGASA (1)
RHSA (2)
RLSA (1)
UBUNTU (1)
Related
Published
2020-04-01T04:15:13Z
Modified
2026-08-07T11:31:31Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "fixed":  "5.19.0"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "tenable:tenable.sc"
        },
        {
            "cpes":  [
                "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "12.04"
                },
                {
                    "last_affected":  "12.04"
                },
                {
                    "introduced":  "14.04"
                },
                {
                    "last_affected":  "14.04"
                },
                {
                    "introduced":  "16.04"
                },
                {
                    "last_affected":  "16.04"
                },
                {
                    "introduced":  "18.04"
                },
                {
                    "last_affected":  "18.04"
                },
                {
                    "introduced":  "19.10"
                },
                {
                    "last_affected":  "19.10"
                },
                {
                    "introduced":  "20.04"
                },
                {
                    "last_affected":  "20.04"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "canonical:ubuntu_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "10.0"
                },
                {
                    "last_affected":  "10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "debian:debian_linux"
        }
    ]
}
References

Affected packages

Git / github.com/php/php-src

Affected ranges

Type
GIT
Repo
https://github.com/php/php-src
Events
Introduced
52ace952a1b65ca80fc2617f11c2fa6dd03f51bd
Fixed
4e330d3d488c232ad5f9769f1fa9471c9b5ad088
Introduced
3c7824e16ec4c3cee417262445d2c2b66531c10f
Fixed
acfdeccb2ee5821138a8d68b12177daff1e63e41
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "7.3.0"
        },
        {
            "fixed":  "7.3.16"
        },
        {
            "introduced":  "7.4.0"
        },
        {
            "fixed":  "7.4.4"
        }
    ],
    "source":  "CPE_RANGE"
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-7065.json"