CVE-2020-18899 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00108.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:exiv2:exiv2:0.27:-:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Exiv2 Subscribe	Exiv2 Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://cwe.mitre.org/data/definitions/789.html
https://github.com/Exiv2/exiv2/issues/742
https://nvd.nist.gov/vuln/detail/CVE-2020-18899
https://security.gentoo.org/glsa/202312-06
https://www.cve.org/CVERecord?id=CVE-2020-18899

History

Tue, 15 Oct 2024 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-08-19T00:00:00

Updated: 2024-10-15T15:11:22.443Z

Reserved: 2020-08-13T00:00:00

Link: CVE-2020-18899

Vulnrichment

Updated: 2024-08-04T14:08:30.612Z

NVD

Status : Modified

Published: 2021-08-19T22:15:07.333

Modified: 2024-11-21T05:08:51.573

Link: CVE-2020-18899

Redhat

Severity : Moderate

Publid Date: 2021-08-19T00:00:00Z

Links: CVE-2020-18899 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

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