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Vulnerability details: VCID-xzfe-jskq-r7bh
Vulnerability ID VCID-xzfe-jskq-r7bh
Aliases CVE-2019-10097
Summary When mod_remoteip was configured to use a trusted intermediary proxy server using the "PROXY" protocol, a specially crafted PROXY header could trigger a stack buffer overflow or NULL pointer deference. This vulnerability could only be triggered by a trusted proxy and not by untrusted HTTP clients.
Status Published
Exploitability 0.5
Weighted Severity 6.5
Risk 3.2
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-416 Use After Free
CWE-787 Out-of-bounds Write
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 6.6 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-10097.json
epss 0.03646 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.03646 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
epss 0.16003 https://api.first.org/data/v1/epss?cve=CVE-2019-10097
cvssv3 4.9 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
apache_httpd moderate https://httpd.apache.org/security/json/CVE-2019-10097.json
cvssv2 6.0 https://nvd.nist.gov/vuln/detail/CVE-2019-10097
cvssv3.1 7.2 https://nvd.nist.gov/vuln/detail/CVE-2019-10097
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2019:4126
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-10097.json
https://api.first.org/data/v1/epss?cve=CVE-2019-10097
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10097
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://httpd.apache.org/security/vulnerabilities_24.html
https://lists.apache.org/thread.html/r3c5c3104813c1c5508b55564b66546933079250a46ce50eee90b2e36%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da80414485b3abcc9%40%3Ccvs.httpd.apache.org%3E
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/security-alerts/cpuoct2020.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
1743996 https://bugzilla.redhat.com/show_bug.cgi?id=1743996
cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:2.4.34:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.35:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:2.4.35:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.37:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:2.4.37:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.4.38:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:2.4.38:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:8.0.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_element_manager:8.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:8.1.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_element_manager:8.1.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:8.1.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_element_manager:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:8.2.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_element_manager:8.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:8.1.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_report_manager:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:8.2.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_report_manager:8.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:8.2.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_report_manager:8.2.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:8.1.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_route_manager:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:8.2.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_route_manager:8.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:8.2.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_route_manager:8.2.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_ops_center:12.3.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:enterprise_manager_ops_center:12.3.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:instantis_enterprisetrack:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:retail_xstore_point_of_service:7.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:retail_xstore_point_of_service:7.1:*:*:*:*:*:*:*
CVE-2019-10097 https://httpd.apache.org/security/json/CVE-2019-10097.json
CVE-2019-10097 https://nvd.nist.gov/vuln/detail/CVE-2019-10097
RHSA-2020:1336 https://access.redhat.com/errata/RHSA-2020:1336
RHSA-2020:1337 https://access.redhat.com/errata/RHSA-2020:1337
RHSA-2020:4751 https://access.redhat.com/errata/RHSA-2020:4751
USN-4113-1 https://usn.ubuntu.com/4113-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-10097.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-10097
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-10097
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.87505
EPSS Score 0.03646
Published At Aug. 2, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:29:06.864540+00:00 Apache HTTPD Importer Import https://httpd.apache.org/security/json/CVE-2019-10097.json 37.0.0