Debian Security Bug TrackerDEBIANCVE:CVE-2021-20266CVE-2021-20266
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
53.8%
A flaw was found in RPM’s hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | rpm | < 4.16.1.2+dfsg1-1 | rpm_4.16.1.2+dfsg1-1_all.deb |
| Debian | 11 | all | rpm | < 4.16.1.2+dfsg1-1 | rpm_4.16.1.2+dfsg1-1_all.deb |
| Debian | 10 | all | rpm | <= 4.14.2.1+dfsg1-1 | rpm_4.14.2.1+dfsg1-1_all.deb |
| Debian | 999 | all | rpm | < 4.16.1.2+dfsg1-1 | rpm_4.16.1.2+dfsg1-1_all.deb |
| Debian | 13 | all | rpm | < 4.16.1.2+dfsg1-1 | rpm_4.16.1.2+dfsg1-1_all.deb |
Related
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
0.002 Low
EPSS
Percentile
53.8%