Veracode Vulnerability DatabaseVERACODE:31437Denial Of Service(DoS)
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
Fetchmail is vulnerable to denial of service. report_vbuild in report.c sometimes omits initialization of the vsnprintf va_list argument, allowing mail servers to cause a denial of service or possibly have unspecified other impact via long error messages.
References
www.openwall.com/lists/oss-security/2021/07/28/5
www.openwall.com/lists/oss-security/2021/08/09/1
lists.fedoraproject.org/archives/list/[email protected]/message/AGYO5AHSXTCKA4NQC2Z4H3XMMYNAGC77/
lists.fedoraproject.org/archives/list/[email protected]/message/OIXKO6QW3AUHGJVWKJXBCOVBYJUJRBFC/
security-tracker.debian.org/tracker/CVE-2021-36386
www.fetchmail.info/fetchmail-SA-2021-01.txt
www.fetchmail.info/security.html
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P