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CVE-2018-20097

Good to know:

Date: December 11, 2018

There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.

Language: C++

Severity Score

6.5

Related Resources (10)

Url: https://security-tracker.debian.org/tracker/CVE-2018-20097

Url: https://github.com/Exiv2/exiv2/issues/590

Url: https://access.redhat.com/errata/RHSA-2019:2101

Url: https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-20097

Url: https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html

Url: https://access.redhat.com/security/cve/CVE-2018-20097

Url: https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206

Url: https://www.mend.io/vulnerability-database/CVE-2018-20097

Severity Score

6.5

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

Upgrade Version

Upgrade to version 0.27-RC4

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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