CVE-2022-38177

Memory leak in ECDSA DNSSEC verification code

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.

Al falsificar el resolver objetivo con respuestas que presentan una firma ECDSA malformada, un atacante puede desencadenar una pequeña pérdida de memoria. Es posible erosionar gradualmente la memoria disponible hasta el punto de que named sea bloqueado por falta de recursos

A flaw was found in the Bind package. By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak, resulting in crashing the program.

*Credits: N/A

CVSS Scores

NISTv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-08-12 CVE Reserved
2022-09-21 CVE Published
2024-05-12 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (11)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html	Mailing List
https://security.netapp.com/advisory/ntap-20221228-0010	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2022/09/21/3	2023-11-07
https://kb.isc.org/docs/cve-2022-38177	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S	2023-11-07
https://security.gentoo.org/glsa/202210-25	2023-11-07
https://www.debian.org/security/2022/dsa-5235	2023-11-07
https://access.redhat.com/security/cve/CVE-2022-38177	2022-11-22
https://bugzilla.redhat.com/show_bug.cgi?id=2128601	2022-11-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				>= 9.8.4 <= 9.16.32 Search vendor "Isc" for product "Bind" and version " >= 9.8.4 <= 9.16.32"		-		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.3 Search vendor "Isc" for product "Bind" and version "9.9.3"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.3 Search vendor "Isc" for product "Bind" and version "9.9.3"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.12 Search vendor "Isc" for product "Bind" and version "9.9.12"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.9.13 Search vendor "Isc" for product "Bind" and version "9.9.13"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.10.5 Search vendor "Isc" for product "Bind" and version "9.10.5"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.10.7 Search vendor "Isc" for product "Bind" and version "9.10.7"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.3 Search vendor "Isc" for product "Bind" and version "9.11.3"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.5 Search vendor "Isc" for product "Bind" and version "9.11.5"		s3, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.5 Search vendor "Isc" for product "Bind" and version "9.11.5"		s3, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.5 Search vendor "Isc" for product "Bind" and version "9.11.5"		s5, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.5 Search vendor "Isc" for product "Bind" and version "9.11.5"		s6, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.6 Search vendor "Isc" for product "Bind" and version "9.11.6"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.7 Search vendor "Isc" for product "Bind" and version "9.11.7"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.8 Search vendor "Isc" for product "Bind" and version "9.11.8"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.12 Search vendor "Isc" for product "Bind" and version "9.11.12"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.14-s1 Search vendor "Isc" for product "Bind" and version "9.11.14-s1"		preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.19-s1 Search vendor "Isc" for product "Bind" and version "9.11.19-s1"		preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.21 Search vendor "Isc" for product "Bind" and version "9.11.21"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.27 Search vendor "Isc" for product "Bind" and version "9.11.27"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.29 Search vendor "Isc" for product "Bind" and version "9.11.29"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.35 Search vendor "Isc" for product "Bind" and version "9.11.35"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.11.37 Search vendor "Isc" for product "Bind" and version "9.11.37"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.16.8 Search vendor "Isc" for product "Bind" and version "9.16.8"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.16.11 Search vendor "Isc" for product "Bind" and version "9.16.11"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.16.13 Search vendor "Isc" for product "Bind" and version "9.16.13"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.16.21 Search vendor "Isc" for product "Bind" and version "9.16.21"		s1, supported_preview		Affected
Isc Search vendor "Isc"		Bind Search vendor "Isc" for product "Bind"				9.16.32 Search vendor "Isc" for product "Bind" and version "9.16.32"		s1, supported_preview		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				36 Search vendor "Fedoraproject" for product "Fedora" and version "36"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				37 Search vendor "Fedoraproject" for product "Fedora" and version "37"		-		Affected
Netapp Search vendor "Netapp"		Active Iq Unified Manager Search vendor "Netapp" for product "Active Iq Unified Manager"				-		vmware_vsphere		Affected