CWE-126
Buffer Over-read
Description
The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.
Hierarchy (View 1000)
CVEs mapped to this weakness (492)
page 1 of 25| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2017-7679 | Cri | 0.67 | 9.8 | 0.39 | Jun 20, 2017 | In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_mime can read one byte past the end of a buffer when sending a malicious Content-Type response header. | ||
| CVE-2023-36397 | Cri | 0.65 | 9.8 | 0.18 | Nov 14, 2023 | Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability | ||
| CVE-2017-17772 | Cri | 0.64 | 9.8 | 0.00 | Nov 26, 2024 | In multiple functions that process 802.11 frames, out-of-bounds reads can occur due to insufficient validation. | ||
| CVE-2018-14790 | Cri | 0.64 | 9.8 | 0.05 | Oct 1, 2018 | Fuji Electric FRENIC LOADER v3.3 v7.3.4.1a of FRENIC-Mini (C1), FRENIC-Mini (C2), FRENIC-Eco, FRENIC-Multi, FRENIC-MEGA, FRENIC-Ace. A buffer over-read vulnerability may allow remote code execution on the device. | ||
| CVE-2024-38373 | Cri | 0.62 | 9.6 | 0.01 | Jun 24, 2024 | FreeRTOS-Plus-TCP is a lightweight TCP/IP stack for FreeRTOS. FreeRTOS-Plus-TCP versions 4.0.0 through 4.1.0 contain a buffer over-read issue in the DNS Response Parser when parsing domain names in a DNS response. A carefully crafted DNS response with domain name length value… | ||
| CVE-2019-11036 | Cri | 0.60 | 9.1 | 0.07 | May 3, 2019 | When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.29, 7.2.x below 7.2.18 and 7.3.x below 7.3.5 can be caused to read past allocated buffer in exif_process_IFD_TAG function. This may lead to information disclosure or crash. | ||
| CVE-2025-12106 | Cri | 0.59 | 9.1 | 0.01 | Dec 1, 2025 | Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses | ||
| CVE-2025-55081 | Cri | 0.59 | 9.1 | 0.00 | Oct 15, 2025 | In Eclipse Foundation NextX Duo before 6.4.4, a module of ThreadX, the _nx_secure_tls_process_clienthello() function was missing length verification of certain SSL/TLS client hello message: the ciphersuite length and compression method length. In case of an attacker-crafted… | ||
| CVE-2021-34584 | Cri | 0.59 | 9.1 | 0.01 | Oct 26, 2021 | Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22. | ||
| CVE-2025-36855 | Hig | 0.57 | 8.8 | 0.01 | Sep 8, 2025 | A vulnerability ( CVE-2025-21176 https://www.cve.org/CVERecord ) exists in DiaSymReader.dll due to buffer over-read. Per CWE-126: Buffer Over-read https://cwe.mitre.org/data/definitions/126.html , Buffer Over-read is when a product reads from a buffer using buffer access… | ||
| CVE-2025-21176 | Hig | 0.57 | 8.8 | 0.02 | Jan 14, 2025 | .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability | ||
| CVE-2024-38265 | Hig | 0.57 | 8.8 | 0.01 | Oct 8, 2024 | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability | ||
| CVE-2024-27280 | Cri | 0.57 | 9.8 | 0.02 | May 14, 2024 | A buffer-overread issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return the memory value.… | ||
| CVE-2022-20823 | Hig | 0.56 | 8.6 | 0.01 | Aug 25, 2022 | A vulnerability in the OSPF version 3 (OSPFv3) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to incomplete input validation of specific OSPFv3 packets.… | ||
| CVE-2022-20714 | Hig | 0.56 | 8.6 | 0.01 | Apr 15, 2022 | A vulnerability in the data plane microcode of Lightspeed-Plus line cards for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause the line card to reset. This vulnerability is due to the incorrect handling of malformed… | ||
| CVE-2021-1588 | Hig | 0.56 | 8.6 | 0.01 | Aug 25, 2021 | A vulnerability in the MPLS Operation, Administration, and Maintenance (OAM) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper input validation… | ||
| CVE-2021-1373 | Hig | 0.56 | 8.6 | 0.01 | Mar 24, 2021 | A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of… | ||
| CVE-2020-3399 | Hig | 0.56 | 8.6 | 0.01 | Sep 24, 2020 | A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition of an… | ||
| CVE-2025-32704 | Hig | 0.55 | 8.4 | 0.00 | May 13, 2025 | Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | ||
| CVE-2024-33056 | Hig | 0.55 | 8.4 | 0.00 | Dec 2, 2024 | Memory corruption when allocating and accessing an entry in an SMEM partition continuously. |
- risk 0.67cvss 9.8epss 0.39
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_mime can read one byte past the end of a buffer when sending a malicious Content-Type response header.
- risk 0.65cvss 9.8epss 0.18
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
- risk 0.64cvss 9.8epss 0.00
In multiple functions that process 802.11 frames, out-of-bounds reads can occur due to insufficient validation.
- risk 0.64cvss 9.8epss 0.05
Fuji Electric FRENIC LOADER v3.3 v7.3.4.1a of FRENIC-Mini (C1), FRENIC-Mini (C2), FRENIC-Eco, FRENIC-Multi, FRENIC-MEGA, FRENIC-Ace. A buffer over-read vulnerability may allow remote code execution on the device.
- risk 0.62cvss 9.6epss 0.01
FreeRTOS-Plus-TCP is a lightweight TCP/IP stack for FreeRTOS. FreeRTOS-Plus-TCP versions 4.0.0 through 4.1.0 contain a buffer over-read issue in the DNS Response Parser when parsing domain names in a DNS response. A carefully crafted DNS response with domain name length value…
- risk 0.60cvss 9.1epss 0.07
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.29, 7.2.x below 7.2.18 and 7.3.x below 7.3.5 can be caused to read past allocated buffer in exif_process_IFD_TAG function. This may lead to information disclosure or crash.
- risk 0.59cvss 9.1epss 0.01
Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses
- risk 0.59cvss 9.1epss 0.00
In Eclipse Foundation NextX Duo before 6.4.4, a module of ThreadX, the _nx_secure_tls_process_clienthello() function was missing length verification of certain SSL/TLS client hello message: the ciphersuite length and compression method length. In case of an attacker-crafted…
- risk 0.59cvss 9.1epss 0.01
Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
- risk 0.57cvss 8.8epss 0.01
A vulnerability ( CVE-2025-21176 https://www.cve.org/CVERecord ) exists in DiaSymReader.dll due to buffer over-read. Per CWE-126: Buffer Over-read https://cwe.mitre.org/data/definitions/126.html , Buffer Over-read is when a product reads from a buffer using buffer access…
- risk 0.57cvss 8.8epss 0.02
.NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability
- risk 0.57cvss 8.8epss 0.01
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- risk 0.57cvss 9.8epss 0.02
A buffer-overread issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return the memory value.…
- risk 0.56cvss 8.6epss 0.01
A vulnerability in the OSPF version 3 (OSPFv3) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to incomplete input validation of specific OSPFv3 packets.…
- risk 0.56cvss 8.6epss 0.01
A vulnerability in the data plane microcode of Lightspeed-Plus line cards for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause the line card to reset. This vulnerability is due to the incorrect handling of malformed…
- risk 0.56cvss 8.6epss 0.01
A vulnerability in the MPLS Operation, Administration, and Maintenance (OAM) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper input validation…
- risk 0.56cvss 8.6epss 0.01
A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of…
- risk 0.56cvss 8.6epss 0.01
A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition of an…
- risk 0.55cvss 8.4epss 0.00
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- risk 0.55cvss 8.4epss 0.00
Memory corruption when allocating and accessing an entry in an SMEM partition continuously.