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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2021-39537
HistorySep 20, 2021 - 4:15 p.m.

CVE-2021-39537

2021-09-2016:15:00
Alpine Linux Development Team
security.alpinelinux.org
23

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.2%

An issue was discovered in ncurses through v6.2-1. _nc_captoinfo in captoinfo.c has a heap-based buffer overflow.

OSVersionArchitecturePackageVersionFilename
Alpineedge-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.12-mainnoarchncurses< 6.2_p20200523-r1UNKNOWN
Alpine3.13-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.14-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.15-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.16-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.17-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.18-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN
Alpine3.19-mainnoarchncurses< 6.2_p20200530-r0UNKNOWN

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.2%