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ubuntucveUbuntu.comUB:CVE-2021-28089
HistoryMar 19, 2021 - 12:00 a.m.

CVE-2021-28089

2021-03-1900:00:00
ubuntu.com
ubuntu.com
15
tor
directory protocol
vulnerability
cpu exhaustion
trove-2021-001
unix

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

EPSS

0.002

Percentile

61.1%

JSON

Tor before 0.4.5.7 allows a remote participant in the Tor directory
protocol to exhaust CPU resources on a target, aka TROVE-2021-001.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchtor< 0.3.2.10-1ubuntu0.2~esm2UNKNOWN
ubuntu20.04noarchtor< 0.4.2.7-1ubuntu0.1~esm1UNKNOWN
ubuntu16.04noarchtor< 0.2.9.14-1ubuntu1~16.04.3+esm1UNKNOWN

Related

osv 4
cvelist 1
alpinelinux 1
debiancve 1
cve 1
nvd 1
prion 1
veracode 1
nessus 5
openvas 5
debian 2
mageia 1
suse 2
fedora 1
gentoo 1
ubuntu 1
osv
osv
CVE-2021-28089
2021-03-19 05:15:12
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tor vulnerabilities
2022-10-04 11:04:57
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cvelist
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2021-03-19 04:18:41
alpinelinux
alpinelinux
CVE-2021-28089
2021-03-19 05:15:12
debiancve
debiancve
CVE-2021-28089
2021-03-19 05:15:12
cve
cve
CVE-2021-28089
2021-03-19 05:15:12
nvd
nvd
CVE-2021-28089
2021-03-19 05:15:12
prion
prion
Design/Logic Flaw
2021-03-19 05:15:00
veracode
veracode
Denial Of Service (DoS)
2021-03-17 21:03:38
nessus
nessus
Debian DSA-4871-1 : tor - security update
2021-03-17 00:00:00
Fedora 33 : tor (2021-e68317166d)
2021-03-24 00:00:00
openSUSE Security Update : tor (openSUSE-2021-461)
2021-03-24 00:00:00
openvas
openvas
Fedora: Security Advisory for tor (FEDORA-2021-e68317166d)
2021-03-24 00:00:00
openSUSE: Security Advisory for tor (openSUSE-SU-2021:0461-1)
2021-04-16 00:00:00
Debian: Security Advisory (DSA-4871-1)
2021-03-18 00:00:00
debian
debian
[SECURITY] [DSA 4871-1] tor security update
2021-03-16 20:30:02
[SECURITY] [DSA 4871-1] tor security update
2021-03-16 20:30:02
mageia
mageia
Updated tor packages fix security vulnerabilities
2021-04-12 22:59:59
suse
suse
Security update for tor (moderate)
2021-03-25 00:00:00
Security update for tor (moderate)
2021-03-22 00:00:00
fedora
fedora
[SECURITY] Fedora 33 Update: tor-0.4.5.7-1.fc33
2021-03-24 02:40:45
gentoo
gentoo
Tor: Multiple vulnerabilities
2021-07-10 00:00:00
ubuntu
ubuntu
Tor vulnerabilities
2022-10-04 00:00:00

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

EPSS

0.002

Percentile

61.1%

JSON
Related for UB:CVE-2021-28089
osv4cvelist1alpinelinux1debiancve1cve1nvd1prion1veracode1nessus5openvas5debian2mageia1suse2fedora1gentoo1ubuntu1