{"id":"CVE-2021-39275","details":"ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.","aliases":["BIT-apache-2021-39275"],"modified":"2026-05-18T05:53:06.594746434Z","published":"2021-09-16T15:15:07.580Z","related":["ALSA-2022:0891","SUSE-SU-2021:14811-1","SUSE-SU-2021:3299-1","SUSE-SU-2021:3335-1","SUSE-SU-2021:3522-1","openSUSE-SU-2021:1438-1","openSUSE-SU-2021:3522-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"vendor_product":"debian:debian_linux","extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"},{"last_affected":"11.0"}],"source":"CPE_FIELD"},{"vendor_product":"fedoraproject:fedora","source":"CPE_FIELD","extracted_events":[{"last_affected":"34"},{"last_affected":"35"}],"cpes":["cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*"],"vendor_product":"oracle:http_server","extracted_events":[{"last_affected":"12.2.1.3.0"},{"last_affected":"12.2.1.4.0"}],"source":"CPE_FIELD"},{"vendor_product":"oracle:instantis_enterprisetrack","source":"CPE_FIELD","extracted_events":[{"last_affected":"17.1"},{"last_affected":"17.2"},{"last_affected":"17.3"}],"cpes":["cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*","cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*"],"vendor_product":"oracle:zfs_storage_appliance_kit","extracted_events":[{"last_affected":"8.8"}],"source":"CPE_FIELD"},{"vendor_product":"siemens:sinema_server","source":"CPE_FIELD","extracted_events":[{"last_affected":"14.0-NA"}],"cpes":["cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf"},{"type":"ADVISORY","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-20"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20211008-0004/"},{"type":"ADVISORY","url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4982"},{"type":"FIX","url":"https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432%40%3Cusers.httpd.apache.org%3E"},{"type":"FIX","url":"https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c%40%3Cusers.httpd.apache.org%3E"},{"type":"FIX","url":"https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697%40%3Cusers.httpd.apache.org%3E"},{"type":"FIX","url":"https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029%40%3Cusers.httpd.apache.org%3E"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"0"},{"fixed":"bbacd798d1494b5a99f4e3edab068ccc77b03b7e"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"2.4.49"}],"source":"CPE_FIELD","cpe":"cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*"}}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-39275.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}