CVE-2018-20097

exiv2: Segmentation fault in Exiv2::Internal::TiffParserWorker::findPrimaryGroups function

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Hay un SEGV en Exiv2::Internal::TiffParserWorker::findPrimaryGroups en tiffimage_int.cpp en Exiv2 0.27-RC3. Se podría realizar un ataque de denegación de servicio remoto con una entrada especialmente manipulada.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-12-12 CVE Reserved
2018-12-12 CVE Published
2023-12-06 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-125: Out-of-bounds Read

CAPEC

References (8)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html	Mailing List
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html	Mailing List

URL	Date	SRC
https://github.com/Exiv2/exiv2/issues/590	2024-08-05
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206	2024-08-05

URL	Date	SRC

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2019:2101	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA	2023-11-07
https://access.redhat.com/security/cve/CVE-2018-20097	2020-04-28
https://bugzilla.redhat.com/show_bug.cgi?id=1660424	2020-04-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Exiv2 Search vendor "Exiv2"		Exiv2 Search vendor "Exiv2" for product "Exiv2"				0.27 Search vendor "Exiv2" for product "Exiv2" and version "0.27"		rc3		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				30 Search vendor "Fedoraproject" for product "Fedora" and version "30"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Dekstop Search vendor "Redhat" for product "Enterprise Linux Dekstop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Dekstop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected