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freebsdFreeBSDCFF0B2E2-0716-11EB-9E5D-08002728F74C
HistoryMay 18, 2020 - 12:00 a.m.

libexif -- multiple vulnerabilities

2020-05-1800:00:00
vuxml.freebsd.org
17

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.01 Low

EPSS

Percentile

83.1%

Release notes:

Lots of fixes exposed by fuzzers like AFL, ClusterFuzz, OSSFuzz and others:
CVE-2016-6328: fixed integer overflow when parsing maker notes
CVE-2017-7544: fixed buffer overread
CVE-2018-20030: Fix for recursion DoS
CVE-2019-9278: replaced integer overflow checks the compiler could optimize away by safer constructs
CVE-2020-0093: read overflow
CVE-2020-12767: fixed division by zero
CVE-2020-13112: Various buffer overread fixes due to integer overflows in maker notes
CVE-2020-13113: Potential use of uninitialized memory
CVE-2020-13114: Time consumption DoS when parsing canon array markers

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchlibexif< 0.6.22UNKNOWN

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.01 Low

EPSS

Percentile

83.1%