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Vulnerability details: VCID-6pcd-bya7-5fcp
Vulnerability ID VCID-6pcd-bya7-5fcp
Aliases CVE-2020-11984
Summary In Apache HTTP Server versions 2.4.32 to 2.4.43, mod_proxy_uwsgi has a information disclosure and possible RCE
Status Published
Exploitability 2.0
Weighted Severity 8.8
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-400 Uncontrolled Resource Consumption
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11984.json
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.80216 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.82217 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.84553 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
epss 0.84553 https://api.first.org/data/v1/epss?cve=CVE-2020-11984
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
apache_httpd moderate https://httpd.apache.org/security/json/CVE-2020-11984.json
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-11984
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-11984
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00068.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00071.html
http://packetstormsecurity.com/files/159009/Apache2-mod_proxy_uwsgi-Incorrect-Request-Handling.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11984.json
https://api.first.org/data/v1/epss?cve=CVE-2020-11984
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11984
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11993
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1927
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1934
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9490
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/r09bb998baee74a2c316446bd1a41ae7f8d7049d09d9ff991471e8775%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r2c6083f6a2027914a0f5b54e2a1f4fa98c03f8693b58460911818255%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r34753590ae8e3f2b6af689af4fe84269b592f5fda9f3244fd9abbce8%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r3c5c3104813c1c5508b55564b66546933079250a46ce50eee90b2e36%40%3Ccvs.httpd.apache.org%3E
https://lists.apache.org/thread.html/r5debe8f82728a00a4a68bc904dd6c35423bdfc8d601cfb4579f38bf1%40%3Cdev.httpd.apache.org%3E
https://lists.apache.org/thread.html/r623de9b2b2433a87f3f3a15900419fc9c00c77b26936dfea4060f672%40%3Cdev.httpd.apache.org%3E
https://lists.apache.org/thread.html/rf71eb428714374a6f9ad68952e23611ec7807b029fd6a1b4f5f732d9%40%3Ccvs.httpd.apache.org%3E
https://lists.debian.org/debian-lts-announce/2020/09/msg00001.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A2RN46PRBJE7E7OPD4YZX5SVWV5QKGV5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HYVYE2ZERFXDV6RMKK3I5SDSDQLPSEIQ/
https://security.gentoo.org/glsa/202008-04
https://security.netapp.com/advisory/ntap-20200814-0005/
https://www.debian.org/security/2020/dsa-4757
https://www.oracle.com/security-alerts/cpujan2021.html
https://www.oracle.com/security-alerts/cpuoct2020.html
http://www.openwall.com/lists/oss-security/2020/08/08/1
http://www.openwall.com/lists/oss-security/2020/08/08/10
http://www.openwall.com/lists/oss-security/2020/08/08/8
http://www.openwall.com/lists/oss-security/2020/08/08/9
http://www.openwall.com/lists/oss-security/2020/08/10/5
http://www.openwall.com/lists/oss-security/2020/08/17/2
1866563 https://bugzilla.redhat.com/show_bug.cgi?id=1866563
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:hyperion_infrastructure_technology:11.1.2.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:hyperion_infrastructure_technology:11.1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-11984 https://httpd.apache.org/security/json/CVE-2020-11984.json
CVE-2020-11984 https://nvd.nist.gov/vuln/detail/CVE-2020-11984
RHSA-2020:4383 https://access.redhat.com/errata/RHSA-2020:4383
RHSA-2020:4384 https://access.redhat.com/errata/RHSA-2020:4384
RHSA-2021:1809 https://access.redhat.com/errata/RHSA-2021:1809
USN-4458-1 https://usn.ubuntu.com/4458-1/
USN-5054-1 https://usn.ubuntu.com/5054-1/
USN-USN-5054-2 https://usn.ubuntu.com/USN-5054-2/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-11984.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:3.1/AV:N/AC:L/PR:N/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:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-11984
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:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-11984
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 0.99085
EPSS Score 0.80216
Published At Sept. 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:29:07.716426+00:00 Apache HTTPD Importer Import https://httpd.apache.org/security/json/CVE-2020-11984.json 37.0.0