CVE-2020-21722
CVE-2020-21722 is a high-severity vulnerability in Ogg Video Tools Project Ogg Video Tools with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 1% (47th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-416
- Affected product: Ogg Video Tools Project Ogg Video Tools
- Published:
- Last modified:
Description
Buffer Overflow vulnerability in oggvideotools 0.9.1 allows remote attackers to run arbitrary code via opening of crafted ogg file.
Frequently asked questions
- What is CVE-2020-21722?
- Buffer Overflow vulnerability in oggvideotools 0.9.1 allows remote attackers to run arbitrary code via opening of crafted ogg file.
- How severe is CVE-2020-21722?
- CVE-2020-21722 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-21722 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-21722?
- CVE-2020-21722 affects Ogg Video Tools Project Ogg Video Tools. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-21722?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-21722 published?
- CVE-2020-21722 was published on 2023-08-22 and last updated on 2026-06-17.
References
- https://github.com/xiaoxiongwang/security/tree/master/oggvideotools#segv-and-heap-use-after-free-detected-in-line-17-of-streamextractorcpp
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5E3JKOO7D6Y2SW2TQB5JDVG7I4Y3UFGW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LO6NXK73PNR4KAAHLXAGPWJAPP772IOD/
- https://sourceforge.net/p/oggvideotools/bugs/11/
Affected products (1)
- cpe:2.3:a:ogg_video_tools_project:ogg_video_tools:0.9.1:*:*:*:*:*:*:*
More vulnerabilities in Ogg Video Tools Project Ogg Video Tools
- CVE-2020-21724 — High (CVSS 7.8): Buffer Overflow vulnerability in ExtractorInformation function in streamExtractor.cpp in oggvideotools 0.9.1 allows…
- CVE-2020-21723 — Medium (CVSS 5.5): A Segmentation Fault issue discovered StreamSerializer::extractStreams function in streamSerializer.cpp in…
All CVEs affecting Ogg Video Tools Project Ogg Video Tools →
Other CWE-416 (Use After Free) vulnerabilities
- CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
- CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
- CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
- CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
- CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
- CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…