CVE-2021-3421

2021-05-1914:15:07

Debian Security Bug Tracker

security-tracker.debian.org

rpm

package

read

function

database

corruption

vulnerability

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS

0.001

Percentile

30.8%

JSON

A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions before 4.17.0-alpha.

OSVersionArchitecturePackageVersionFilename
Debian12allrpm< 4.16.1.2+dfsg1-1rpm_4.16.1.2+dfsg1-1_all.deb
Debian11allrpm< 4.16.1.2+dfsg1-1rpm_4.16.1.2+dfsg1-1_all.deb
Debian999allrpm< 4.16.1.2+dfsg1-1rpm_4.16.1.2+dfsg1-1_all.deb
Debian13allrpm< 4.16.1.2+dfsg1-1rpm_4.16.1.2+dfsg1-1_all.deb

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	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