7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7 High
AI Score
Confidence
Low
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
0.044 Low
EPSS
Percentile
92.3%
Issue Overview:
Info-ZIP UnZip 6.0 allows remote attackers to cause a denial of service (infinite loop) via empty bzip2 data in a ZIP archive. (CVE-2015-7697)
Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via a large compression method value in the central directory file header. (CVE-2016-9844)
A heap-based buffer overflow exists in Info-Zip UnZip version <= 6.00 in the processing of password-protected archives that allows an attacker to perform a denial of service or to possibly achieve code execution. (CVE-2018-1000035)
Affected Packages:
unzip
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update unzip to update your system.
New Packages:
aarch64:
unzip-6.0-43.amzn2.aarch64
unzip-debuginfo-6.0-43.amzn2.aarch64
i686:
unzip-6.0-43.amzn2.i686
unzip-debuginfo-6.0-43.amzn2.i686
src:
unzip-6.0-43.amzn2.src
x86_64:
unzip-6.0-43.amzn2.x86_64
unzip-debuginfo-6.0-43.amzn2.x86_64
Red Hat: CVE-2015-7697, CVE-2016-9844, CVE-2018-1000035
Mitre: CVE-2015-7697, CVE-2016-9844, CVE-2018-1000035
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | aarch64 | unzip | < 6.0-43.amzn2 | unzip-6.0-43.amzn2.aarch64.rpm |
Amazon Linux | 2 | aarch64 | unzip-debuginfo | < 6.0-43.amzn2 | unzip-debuginfo-6.0-43.amzn2.aarch64.rpm |
Amazon Linux | 2 | i686 | unzip | < 6.0-43.amzn2 | unzip-6.0-43.amzn2.i686.rpm |
Amazon Linux | 2 | i686 | unzip-debuginfo | < 6.0-43.amzn2 | unzip-debuginfo-6.0-43.amzn2.i686.rpm |
Amazon Linux | 2 | x86_64 | unzip | < 6.0-43.amzn2 | unzip-6.0-43.amzn2.x86_64.rpm |
Amazon Linux | 2 | x86_64 | unzip-debuginfo | < 6.0-43.amzn2 | unzip-debuginfo-6.0-43.amzn2.x86_64.rpm |
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7 High
AI Score
Confidence
Low
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
0.044 Low
EPSS
Percentile
92.3%