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debianDebianDEBIAN:DLA-3535-1:A925F
HistoryAug 17, 2023 - 3:29 p.m.

[SECURITY] [DLA 3535-1] unrar-nonfree security update

2023-08-1715:29:55
lists.debian.org
3
debian
unrar
security tracker
symlink attack
symlink
cve-2022-48579
debian lts
debian 10 buster
security update
package upgrade

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

37.3%


Debian LTS Advisory DLA-3535-1 [email protected]
https://www.debian.org/lts/security/ Markus Koschany
August 17, 2023 https://wiki.debian.org/LTS

Package : unrar-nonfree
Version : 1:5.6.6-1+deb10u3
CVE ID : CVE-2022-48579

It was discovered that UnRAR, an unarchiver for rar files, allows extraction of
files outside of the destination folder via symlink chains.

For Debian 10 buster, this problem has been fixed in version
1:5.6.6-1+deb10u3.

We recommend that you upgrade your unrar-nonfree packages.

For the detailed security status of unrar-nonfree please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/unrar-nonfree

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
Attachment:
signature.asc
Description: This is a digitally signed message part

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

37.3%