CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Description
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-10 · CAPEC-100 · CAPEC-14 · CAPEC-24 · CAPEC-42 · CAPEC-44 · CAPEC-45 · CAPEC-46 · CAPEC-47 · CAPEC-67 · CAPEC-8 · CAPEC-9 · CAPEC-92
CVEs mapped to this weakness (4,364)
page 201 of 219| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-45037 | Low | 0.25 | 3.8 | 0.01 | Feb 2, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45036 | Low | 0.25 | 3.8 | 0.01 | Feb 2, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45035 | Low | 0.25 | 3.8 | 0.01 | Feb 2, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-41292 | Low | 0.25 | 3.8 | 0.01 | Feb 2, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45044 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45043 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45042 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45041 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45040 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-45039 | Low | 0.25 | 3.8 | 0.01 | Jan 5, 2024 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-32973 | Low | 0.25 | 3.8 | 0.01 | Oct 13, 2023 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-32972 | Low | 0.25 | 3.8 | 0.01 | Oct 6, 2023 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2023-32971 | Low | 0.25 | 3.8 | 0.01 | Oct 6, 2023 | A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the… | ||
| CVE-2026-5404 | Med | 0.24 | 4.7 | 0.00 | May 1, 2026 | K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service | ||
| CVE-2023-39206 | Low | 0.24 | 3.7 | 0.01 | Nov 14, 2023 | Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access. | ||
| CVE-2020-26422 | Low | 0.24 | 3.7 | 0.05 | Dec 21, 2020 | Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file | ||
| CVE-2026-0129 | Low | 0.23 | 3.5 | 0.00 | Jun 16, 2026 | In RtcpByePacket::decodeByePacket, there is a possible due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. | ||
| CVE-2023-51796 | Low | 0.23 | 3.6 | 0.00 | Apr 19, 2024 | Buffer Overflow vulnerability in Ffmpeg v.N113007-g8d24a28d06 allows a local attacker to execute arbitrary code via the libavfilter/f_reverse.c:269:26 in areverse_request_frame. | ||
| CVE-2023-53156 | Med | 0.22 | 4.5 | 0.00 | Jul 27, 2025 | The transpose crate before 0.2.3 for Rust allows an integer overflow via input_width and input_height arguments. | ||
| CVE-2023-22652 | Low | 0.22 | 3.3 | 0.01 | Jun 1, 2023 | A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in openSUSE libeconf leads to DoS via malformed config files. This issue affects libeconf: before 0.5.2. |
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.25cvss 3.8epss 0.01
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the…
- risk 0.24cvss 4.7epss 0.00
K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
- risk 0.24cvss 3.7epss 0.01
Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.
- risk 0.24cvss 3.7epss 0.05
Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file
- risk 0.23cvss 3.5epss 0.00
In RtcpByePacket::decodeByePacket, there is a possible due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.
- risk 0.23cvss 3.6epss 0.00
Buffer Overflow vulnerability in Ffmpeg v.N113007-g8d24a28d06 allows a local attacker to execute arbitrary code via the libavfilter/f_reverse.c:269:26 in areverse_request_frame.
- risk 0.22cvss 4.5epss 0.00
The transpose crate before 0.2.3 for Rust allows an integer overflow via input_width and input_height arguments.
- risk 0.22cvss 3.3epss 0.01
A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in openSUSE libeconf leads to DoS via malformed config files. This issue affects libeconf: before 0.5.2.