CVE-2023-4527

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-4527
A flaw was found in glibc. When the getaddrinfo function is called with the AF_UNSPEC address family and the system is configured with no-aaaa mode via /etc/resolv.conf, a DNS response via TCP larger than 2048 bytes can potentially disclose stack contents through the function returned address data, and may cause a crash.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/errata/RHSA-2023:5453 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5455 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-4527 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2234712 Exploit Issue Tracking Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/09/25/1 Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5453 Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:5455 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-4527 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2234712 Exploit Issue Tracking Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202310-03 Third Party Advisory
https://security.netapp.com/advisory/ntap-20231116-0012/ Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:redhat:codeready_linux_builder_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:9.0_s390x:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.8:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64:9.0_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.8_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus_s390x:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_s390x:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.8_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_tus:8.8:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
History

24 Jun 2025, 17:31

Type Values Removed Values Added
References () http://www.openwall.com/lists/oss-security/2023/09/25/1 - () http://www.openwall.com/lists/oss-security/2023/09/25/1 - Mailing List, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ - Mailing List, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ - Mailing List, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ - Mailing List, Third Party Advisory
References () https://security.gentoo.org/glsa/202310-03 - () https://security.gentoo.org/glsa/202310-03 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20231116-0012/ - () https://security.netapp.com/advisory/ntap-20231116-0012/ - Third Party Advisory

21 Nov 2024, 08:35

Type Values Removed Values Added
References
  • () http://www.openwall.com/lists/oss-security/2023/09/25/1 -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ -
  • () https://security.gentoo.org/glsa/202310-03 -
  • () https://security.netapp.com/advisory/ntap-20231116-0012/ -
References () https://access.redhat.com/errata/RHSA-2023:5453 - Third Party Advisory () https://access.redhat.com/errata/RHSA-2023:5453 - Third Party Advisory
References () https://access.redhat.com/errata/RHSA-2023:5455 - Third Party Advisory () https://access.redhat.com/errata/RHSA-2023:5455 - Third Party Advisory
References () https://access.redhat.com/security/cve/CVE-2023-4527 - Third Party Advisory () https://access.redhat.com/security/cve/CVE-2023-4527 - Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2234712 - Exploit, Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=2234712 - Exploit, Issue Tracking, Third Party Advisory

16 Sep 2024, 14:15

Type Values Removed Values Added
References
  • {'url': 'http://www.openwall.com/lists/oss-security/2023/09/25/1', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}
  • {'url': 'https://security.gentoo.org/glsa/202310-03', 'tags': ['Third Party Advisory'], 'source': 'secalert@redhat.com'}
  • {'url': 'https://security.netapp.com/advisory/ntap-20231116-0012/', 'tags': ['Third Party Advisory'], 'source': 'secalert@redhat.com'}

28 Dec 2023, 16:23

Type Values Removed Values Added
References () https://security.netapp.com/advisory/ntap-20231116-0012/ - () https://security.netapp.com/advisory/ntap-20231116-0012/ - Third Party Advisory
First Time Netapp h300s
Netapp h410s
Netapp h410c Firmware
Netapp h500s
Netapp h410s Firmware
Netapp
Netapp h700s Firmware
Netapp h300s Firmware
Netapp h700s
Netapp h500s Firmware
Netapp h410c
CPE cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

16 Nov 2023, 16:15

Type Values Removed Values Added
References
  • () https://security.netapp.com/advisory/ntap-20231116-0012/ -
Information

Published : 2023-09-18 17:15

Updated : 2025-06-24 17:31

NVD link : CVE-2023-4527

Mitre link : CVE-2023-4527

CVE.ORG link : CVE-2023-4527

JSON object : View

Products Affected

gnu

  • glibc

redhat

  • enterprise_linux
  • codeready_linux_builder_for_arm64_eus
  • codeready_linux_builder_for_ibm_z_systems
  • enterprise_linux_for_arm_64_eus
  • enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions
  • codeready_linux_builder_eus_for_power_little_endian_eus
  • enterprise_linux_for_ibm_z_systems
  • codeready_linux_builder_for_arm64
  • enterprise_linux_tus
  • enterprise_linux_for_arm_64
  • codeready_linux_builder_eus_for_power_little_endian
  • enterprise_linux_server_aus
  • codeready_linux_builder_for_ibm_z_systems_eus
  • enterprise_linux_for_power_little_endian
  • codeready_linux_builder_eus
  • enterprise_linux_eus
  • enterprise_linux_for_ibm_z_systems_eus
  • enterprise_linux_for_power_little_endian_eus
  • enterprise_linux_for_ibm_z_systems_eus_s390x
  • enterprise_linux_for_ibm_z_systems_s390x

fedoraproject

  • fedora

netapp

  • h410c_firmware
  • h700s_firmware
  • h300s
  • h410s
  • h410s_firmware
  • h700s
  • h500s
  • h500s_firmware
  • h410c
  • h300s_firmware
CWE
CWE-121

Stack-based Buffer Overflow

CWE-125

Out-of-bounds Read