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nvd[email protected]NVD:CVE-2021-20266
HistoryApr 30, 2021 - 12:15 p.m.

CVE-2021-20266

2021-04-3012:15:07
CWE-125
[email protected]
web.nvd.nist.gov
12
rpm
hdrblobinit
out-of-bounds read
vulnerability
system availability

CVSS2

4

Attack Vector

NETWORK

Attack 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

CVSS3

4.9

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

EPSS

0.002

Percentile

54.6%

JSON

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.

Affected configurations

Nvd
Node
rpmrpmRange<4.16.1.3
Node
fedoraprojectfedoraMatch33
OR
fedoraprojectfedoraMatch34
VendorProductVersionCPE
rpmrpm*cpe:2.3:a:rpm:rpm:*:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Related

rocky 1
osv 4
cbl_mariner 1
oraclelinux 1
nessus 25
alpinelinux 1
prion 1
redhat 15
ubuntucve 1
almalinux 1
cvelist 1
debiancve 1
redhatcve 1
veracode 1
cve 1
openvas 19
photon 6
rosalinux 1
fedora 3
ibm 6
suse 2
aix 1
mageia 1
ubuntu 1
gentoo 1
rocky
rocky
rpm security, bug fix, and enhancement update
2021-11-09 09:32:33
osv
osv
Low: rpm security, bug fix, and enhancement update
2021-11-09 09:32:33
CVE-2021-20266
2021-04-30 12:15:07
Low: rpm security, bug fix, and enhancement update
2021-11-09 09:32:33
cbl_mariner
cbl_mariner
CVE-2021-20266 affecting package rpm 4.14.2-15
2021-07-08 21:56:34
oraclelinux
oraclelinux
rpm security, bug fix, and enhancement update
2021-11-16 00:00:00
nessus
nessus
Oracle Linux 8 : rpm (ELSA-2021-4489)
2021-11-17 00:00:00
AlmaLinux 8 : rpm (ALSA-2021:4489)
2022-02-09 00:00:00
Photon OS 4.0: Rpm PHSA-2021-4.0-0030
2021-05-26 00:00:00
alpinelinux
alpinelinux
CVE-2021-20266
2021-04-30 12:15:07
prion
prion
Out-of-bounds
2021-04-30 12:15:00
redhat
redhat
(RHSA-2021:4489) Low: rpm security, bug fix, and enhancement update
2021-11-09 09:32:33
(RHSA-2022:0434) Moderate: Release of OpenShift Serverless 1.20.0
2022-02-03 17:07:25
(RHSA-2021:4032) Low: Openshift Logging 5.2.3 bug fix and security update
2021-11-17 03:27:52
ubuntucve
ubuntucve
CVE-2021-20266
2021-04-30 00:00:00
almalinux
almalinux
Low: rpm security, bug fix, and enhancement update
2021-11-09 09:32:33
cvelist
cvelist
CVE-2021-20266
2021-04-30 11:22:49
debiancve
debiancve
CVE-2021-20266
2021-04-30 12:15:07
redhatcve
redhatcve
CVE-2021-20266
2021-03-11 23:03:37
veracode
veracode
Denial Of Service (DoS)
2021-04-29 12:08:33
cve
cve
CVE-2021-20266
2021-04-30 12:15:07
openvas
openvas
Huawei EulerOS: Security Advisory for rpm (EulerOS-SA-2021-2015)
2021-07-01 00:00:00
SUSE: Security Advisory (SUSE-SU-2021:3444-1)
2021-10-18 00:00:00
Ubuntu: Security Advisory (USN-5273-1)
2023-01-27 00:00:00
photon
photon
Moderate Photon OS Security Update - PHSA-2021-0030
2021-05-21 00:00:00
Critical Photon OS Security Update - PHSA-2021-0241
2021-05-21 00:00:00
Moderate Photon OS Security Update - PHSA-2021-4.0-0030
2021-05-21 00:00:00
rosalinux
rosalinux
Advisory ROSA-SA-2021-1963
2021-07-02 18:04:36
fedora
fedora
[SECURITY] Fedora 34 Update: rpm-4.16.1.3-1.fc34
2021-03-30 00:17:25
[SECURITY] Fedora 32 Update: rpm-4.15.1.1-1.fc32.1
2021-04-07 15:26:31
[SECURITY] Fedora 33 Update: rpm-4.16.1.3-1.fc33
2021-03-30 14:31:25
ibm
ibm
Security Bulletin: Due to RPM, AIX is vulnerable to arbitrary code execution (CVE-2021-20271), RPM database corruption (CVE-2021-3421), and denial of service (CVE-2021-20266)
2022-09-23 16:07:09
Security Bulletin: IBM Sterling Connect:Direct for UNIX Certified Container is affected by multiple vulnerabilities in Red Hat Universal Base Image version 8.4-206.1626828523 and Binutils version 2.30-93
2022-03-14 20:12:12
Security Bulletin: Multiple security vulnerabilities fixed in Cloud Pak for Automation components
2022-01-19 16:26:59
suse
suse
Security update for rpm (important)
2021-10-18 00:00:00
Security update for rpm (important)
2021-08-17 00:00:00
aix
aix
AIX is vulnerable to arbitrary code execution and RPM database corruption and denial of service due to RPM.
2022-09-23 09:39:22
mageia
mageia
Updated rpm packages fix security vulnerabilities
2021-04-02 13:16:21
ubuntu
ubuntu
RPM Package Manager vulnerabilities
2022-07-21 00:00:00
gentoo
gentoo
RPM: Multiple vulnerabilities
2021-07-20 00:00:00

CVSS2

4

Attack Vector

NETWORK

Attack 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

CVSS3

4.9

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

EPSS

0.002

Percentile

54.6%

JSON
Related for NVD:CVE-2021-20266
rocky1osv4cbl_mariner1oraclelinux1nessus25alpinelinux1prion1redhat15ubuntucve1almalinux1cvelist1debiancve1redhatcve1veracode1cve1openvas19photon6rosalinux1fedora3ibm6suse2aix1mageia1ubuntu1gentoo1