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CVE-2020-18899

Published: Aug 19, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-770
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.7%
Top 26.3%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

An uncontrolled memory allocation in DataBufdata(subBox.length-sizeof(box)) function of Exiv2 0.27 allows attackers to cause a denial of service (DOS) via a crafted input.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-770

Affected Products

n/an/a
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Exiv2Exiv2 authors
LibraryLibrary
OSS Libraries / generic-library
ОСОН ОСнова ОnyxАО «НППКТ»
On-premOS
Operating Systems / linux-distro
exiv2exiv2
LibraryLibrary
OSS Libraries / generic-library
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
exiv2 authorsoss-projectOSS Librariesaka exiv2
ао «нппкт»commercialRUOperating Systems
exiv2oss-projectOSS Librariesaka exiv2

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/Exiv2/exiv2/issues/742
github.com
https://cwe.mitre.org/data/definitions/789.html
cwe.mitre.org
https://security.gentoo.org/glsa/202312-06
security.gentoo.org
and 5 more references View all →

Timeline

Published
Aug 19, 2021
Last Updated
Nov 21, 2024

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