CVE-2020-24994

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Published Mar 23, 2021 CVSS 3.1 · 8.8 High EPSS 2.6% KEV · Not listed

Description

Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.

Affected Products

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:libass_project:libass:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-17694	Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.
Ubuntu USN	USN-4797-1	LibASS vulnerabilities

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.6% (2.650% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e
https://github.com/libass/libass/issues/422
https://github.com/libass/libass/issues/422#issuecomment-806002919
https://github.com/libass/libass/issues/423

History

No history.

Subscriptions

Libass Project Libass

Weaknesses

CWE-770

Sources

CVE record Updated: Aug 4, 2024, 3:26 PM

Status: PUBLISHED
Assigner: mitre
Published: Mar 23, 2021, 7:32 PM
Updated: Aug 4, 2024, 3:26 PM
Reserved: Aug 28, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:06 AM

Status: Modified
Published: Mar 23, 2021, 8:15 PM
Modified: Jun 17, 2026, 3:06 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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