High severity · published Sep 21, 2022
CVE-2022-2906
An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Bind · Isc
9.18.0 before 9.18.7; 9.19.0 before 9.19.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-2906
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2906
Mailing List
http://www.openwall.com/lists/oss-security/2022/09/21/3
Patch
https://kb.isc.org/docs/cve-2022-2906
Third Party Advisory
https://security.gentoo.org/glsa/202210-25
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