CVE-2020-22677
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based...
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
CVE-2020-22677- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
CVE-2020-22677- Updated
- 2026-11-02
EUVDEUVD-2020-15436 No score
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
EUVD-2020-15436- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cmm2-3fp2-rpjf No score
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based...
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
GHSA-cmm2-3fp2-rpjf- Weakness
- CWE-787
- Updated
- 2026-11-02
OSV
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
CVE-2020-22677- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-22677
An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.
- Record
DEBIAN-CVE-2020-22677- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
gpacDebian:11 |
before 1.0.1+dfsg1-2 | 1.0.1+dfsg1-2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-22677 is a medium vulnerability (CVSS 5.5) in Gpac, published October 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in gpac 1.0.1+dfsg1-2.