{
    "CVE_data_meta": {
        "ASSIGNER": "security@apache.org",
        "ID": "CVE-2021-35940",
        "STATE": "PUBLIC",
        "TITLE": "Regression of CVE-2017-12613"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Apache Portable Runtime (APR)",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_name": "Apache Portable Runtime",
                                            "version_value": "1.7.0"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Apache Software Foundation"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "The Apache Portable Runtime project would like to thank Iveta Cesalova (Red Hat) for reporting this issue."
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An out-of-bounds array read in the apr_time_exp*() functions was fixed in the Apache Portable Runtime 1.6.3 release (CVE-2017-12613). The fix for this issue was not carried forward to the APR 1.7.x branch, and hence version 1.7.0 regressed compared to 1.6.3 and is vulnerable to the same issue."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": [
        {}
    ],
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "APR apr_time_exp* out of bounds array dereference"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "http://svn.apache.org/viewvc?view=revision&revision=1891198",
                "name": "http://svn.apache.org/viewvc?view=revision&revision=1891198"
            },
            {
                "refsource": "MISC",
                "url": "http://mail-archives.apache.org/mod_mbox/www-announce/201710.mbox/%3CCACsi251B8UaLvM-rrH9fv57-zWi0zhyF3275_jPg1a9VEVVoxw@mail.gmail.com%3E",
                "name": "http://mail-archives.apache.org/mod_mbox/www-announce/201710.mbox/%3CCACsi251B8UaLvM-rrH9fv57-zWi0zhyF3275_jPg1a9VEVVoxw@mail.gmail.com%3E"
            },
            {
                "refsource": "MISC",
                "url": "https://dist.apache.org/repos/dist/release/apr/patches/apr-1.7.0-CVE-2021-35940.patch",
                "name": "https://dist.apache.org/repos/dist/release/apr/patches/apr-1.7.0-CVE-2021-35940.patch"
            },
            {
                "refsource": "MISC",
                "url": "https://lists.apache.org/thread.html/ra2868b53339a6af65577146ad87016368c138388b09bff9d2860f50e%40%3Cdev.apr.apache.org%3E",
                "name": "https://lists.apache.org/thread.html/ra2868b53339a6af65577146ad87016368c138388b09bff9d2860f50e%40%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[apr-dev] 20210823 CVE-2021-35940: Apache Portable Runtime (APR): Regression of CVE-2017-12613",
                "url": "https://lists.apache.org/thread.html/ra2868b53339a6af65577146ad87016368c138388b09bff9d2860f50e@%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210823 CVE-2021-35940: Apache Portable Runtime (APR): Regression of CVE-2017-12613",
                "url": "http://www.openwall.com/lists/oss-security/2021/08/23/1"
            },
            {
                "refsource": "MLIST",
                "name": "[announce] 20210823 CVE-2021-35940: Apache Portable Runtime (APR): Regression of CVE-2017-12613",
                "url": "https://lists.apache.org/thread.html/rb1f3c85f50fbd924a0051675118d1609e57957a02ece7facb723155b@%3Cannounce.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[apr-dev] 20210831 APR 1.7.1 release?",
                "url": "https://lists.apache.org/thread.html/r7bb4a6ed88fc48152174e664aae30ea9a8b058eb5b44cf08cb9beb4b@%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[httpd-dev] 20210831 APR 1.7.1 release?",
                "url": "https://lists.apache.org/thread.html/r7bb4a6ed88fc48152174e664aae30ea9a8b058eb5b44cf08cb9beb4b@%3Cdev.httpd.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[apr-dev] 20210831 Re: APR 1.7.1 release?",
                "url": "https://lists.apache.org/thread.html/r72a069753b9363c29732e59ad8f0d22a633fb6a699980407511ac961@%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[apr-dev] 20210901 Re: APR 1.7.1 release?",
                "url": "https://lists.apache.org/thread.html/r317c398ee5736e627f7887b06607e5c58b45a696d352ba8c14615f55@%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[apr-dev] 20210916 Re: CVE-2021-35940: Apache Portable Runtime (APR): Regression of CVE-2017-12613",
                "url": "https://lists.apache.org/thread.html/ra38094406cc38a05218ebd1158187feda021b0c3a1df400bbf296af8@%3Cdev.apr.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[tomcat-dev] 20210922 [jira] [Created] (MTOMCAT-327) Tomcat 9.0.50 and it has apr-1.7.0 dependency, with Address CVE-2021-35940",
                "url": "https://lists.apache.org/thread.html/r72479f4dcffaa8a4732d5a0e87fecc4bace4932e28fc26f7d400e2b3@%3Cdev.tomcat.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[tomcat-dev] 20210922 [jira] [Resolved] (MTOMCAT-327) Tomcat 9.0.50 and it has apr-1.7.0 dependency, with Address CVE-2021-35940",
                "url": "https://lists.apache.org/thread.html/r54c755c74b9e3846cfd84039b1967d37d2870750a02d7c603983f6ed@%3Cdev.tomcat.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[tomcat-dev] 20210922 [jira] [Commented] (MTOMCAT-327) Tomcat 9.0.50 and it has apr-1.7.0 dependency, with Address CVE-2021-35940",
                "url": "https://lists.apache.org/thread.html/rafe54755850e93de287c36540972457b2dd86332106aa7817c7c27fb@%3Cdev.tomcat.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[tomcat-dev] 20210922 [jira] [Reopened] (MTOMCAT-327) Tomcat 9.0.50 and it has apr-1.7.0 dependency, with Address CVE-2021-35940",
                "url": "https://lists.apache.org/thread.html/r1c788464a25fbc046a72aff451bc8186386315d92a2dd0349903fa4f@%3Cdev.tomcat.apache.org%3E"
            },
            {
                "url": "https://www.oracle.com/security-alerts/cpujul2022.html",
                "refsource": "MISC",
                "name": "https://www.oracle.com/security-alerts/cpujul2022.html"
            }
        ]
    },
    "source": {
        "discovery": "UNKNOWN"
    }
}