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ubuntucveUbuntu.comUB:CVE-2021-36090
HistoryJul 13, 2021 - 12:00 a.m.

CVE-2021-36090

2021-07-1300:00:00
ubuntu.com
ubuntu.com
25
cve-2021-36090
compress
zip
memory allocation
vulnerability
denial of service
bugs
debian
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

0.014

Percentile

86.5%

When reading a specially crafted ZIP archive, Compress can be made to
allocate large amounts of memory that finally leads to an out of memory
error even for very small inputs. This could be used to mount a denial of
service attack against services that use Compress’ zip package.

Bugs

References

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

0.014

Percentile

86.5%