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ubuntuUbuntuUSN-6525-1
HistoryNov 29, 2023 - 12:00 a.m.

pysha3 vulnerability

2023-11-2900:00:00
ubuntu.com
19
pysha3
sha-3
keccak
hash
implementation
vulnerability
ubuntu 22.04 lts
ubuntu 20.04 lts
nicky mouha
denial of service
arbitrary code
unix

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.014 Low

EPSS

Percentile

86.3%

Releases

  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS

Packages

  • pysha3 - SHA-3 (Keccak) hash implementation

Details

Nicky Mouha discovered that pysha incorrectly handled certain SHA-3
operations. An attacker could possibly use this issue to cause pysha3 to
crash, resulting in a denial of service, or possibly execute arbitrary
code.

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchpython3-sha3< 1.0.2-4.2ubuntu0.22.04.1UNKNOWN
Ubuntu22.04noarchpython3-sha3-dbgsym< 1.0.2-4.2ubuntu0.22.04.1UNKNOWN
Ubuntu20.04noarchpython3-sha3< 1.0.2-4ubuntu0.1UNKNOWN
Ubuntu20.04noarchpython3-sha3-dbgsym< 1.0.2-4ubuntu0.1UNKNOWN

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.014 Low

EPSS

Percentile

86.3%