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ubuntucveUbuntu.comUB:CVE-2021-3421
HistoryMay 19, 2021 - 12:00 a.m.

CVE-2021-3421

2021-05-1900:00:00
ubuntu.com
ubuntu.com
15
rpm package
read functionality
data corruption
verifiable package
compromise
rpm repository
vulnerability
data integrity
versions before 4.17.0-alpha

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.

Bugs

Notes

Author Note
seth-arnold Only debugedit and librpmio9 binary packages are in main, and triaged with view to how they are used in the build process as described in https://bugs.launchpad.net/ubuntu/+source/rpm/+bug/1913871
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchrpm< 4.14.1+dfsg1-2ubuntu0.1~esm1UNKNOWN
ubuntu20.04noarchrpm< 4.14.2.1+dfsg1-1ubuntu0.1~esm1UNKNOWN
ubuntu14.04noarchrpm< anyUNKNOWN
ubuntu16.04noarchrpm< 4.12.0.1+dfsg1-3ubuntu0.1~esm1UNKNOWN

Related

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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
Related for UB:CVE-2021-3421
alpinelinux1debiancve1prion1osv3nvd1cbl_mariner1redhatcve1cvelist1veracode1cve1amazon2openvas26nessus32redhat3rocky1photon6fedora3suse3ibm4gentoo1aix1mageia1ubuntu1