CWE-252
Unchecked Return Value
Description
The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.
Hierarchy (View 1000)
CVEs mapped to this weakness (176)
page 2 of 9| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-40060 | Hig | 0.49 | 7.5 | 0.00 | May 13, 2026 | When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. | ||
| CVE-2026-21920 | Hig | 0.49 | 7.5 | 0.00 | Jan 15, 2026 | An Unchecked Return Value vulnerability in the DNS module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). If an SRX Series device configured for DNS processing, receives a specifically formatted… | ||
| CVE-2025-62791 | Hig | 0.49 | 7.5 | 0.00 | Oct 29, 2025 | Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, DecodeCiscat() implementation does not check the return the value of cJSON_GetObjectItem() for a possible NULL value in case of an error. A compromised agent can cause… | ||
| CVE-2025-62790 | Hig | 0.49 | 7.5 | 0.00 | Oct 29, 2025 | Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fim_fetch_attributes_state() implementation does not check whether time_string is NULL or not before calling strlen() on it. A compromised agent can cause a crash of… | ||
| CVE-2025-62789 | Hig | 0.49 | 7.5 | 0.00 | Oct 29, 2025 | Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fim_alert() implementation does not check whether the return value of ctime_r is NULL or not before calling strdup() on it. A compromised agent can cause a crash of… | ||
| CVE-2025-61935 | Hig | 0.49 | 7.5 | 0.00 | Oct 15, 2025 | When a BIG IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. | ||
| CVE-2024-8110 | Hig | 0.49 | 7.5 | 0.00 | Sep 17, 2024 | Denial of Service (DoS) vulnerability has been found in Dual-redundant Platform for Computer. If a computer on which the affected product is installed receives a large number of UDP broadcast packets in a short period, occasionally that computer may restart. If both the active… | ||
| CVE-2023-41092 | Hig | 0.49 | 7.6 | 0.00 | May 16, 2024 | Unchecked return value in SDM firmware for Intel(R) Stratix 10 and Intel(R) Agilex 7 FPGAs before version 23.3 may allow an authenticated user to potentially enable denial of service via adjacent access. | ||
| CVE-2024-0743 | Hig | 0.49 | 7.5 | 0.01 | Jan 23, 2024 | An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.9, and Thunderbird < 115.9. | ||
| CVE-2023-25733 | Hig | 0.49 | 7.5 | 0.01 | Jun 19, 2023 | The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potentially lead to a null pointer dereference. This vulnerability affects Firefox < 110. | ||
| CVE-2022-43765 | Hig | 0.49 | 7.5 | 0.01 | Feb 8, 2023 | B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service. | ||
| CVE-2022-43763 | Hig | 0.49 | 7.5 | 0.01 | Feb 8, 2023 | Insufficient check of preconditions could lead to Denial of Service conditions when calling commands on the Tbase server of B&R APROL versions < R 4.2-07. | ||
| CVE-2022-22231 | Hig | 0.49 | 7.5 | 0.01 | Oct 18, 2022 | An Unchecked Return Value to NULL Pointer Dereference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On SRX Series if Unified Threat Management (UTM) Enhanced… | ||
| CVE-2022-38936 | Hig | 0.49 | 7.5 | 0.01 | Sep 23, 2022 | An issue has been found in PBC through 2022-8-27. A SEGV issue detected in the function pbc_wmessage_integer in src/wmessage.c:137. | ||
| CVE-2021-3998 | Hig | 0.49 | 7.5 | 0.01 | Aug 24, 2022 | A flaw was found in glibc. The realpath() function can mistakenly return an unexpected value, potentially leading to information leakage and disclosure of sensitive data. | ||
| CVE-2021-34585 | Hig | 0.49 | 7.5 | 0.01 | Oct 26, 2021 | In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation. | ||
| CVE-2021-3673 | Hig | 0.49 | 7.5 | 0.02 | Aug 2, 2021 | A vulnerability was found in Radare2 in version 5.3.1. Improper input validation when reading a crafted LE binary can lead to resource exhaustion and DoS. | ||
| CVE-2021-28906 | Hig | 0.49 | 7.5 | 0.02 | May 20, 2021 | In function read_yin_leaf() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash. | ||
| CVE-2021-28904 | Hig | 0.49 | 7.5 | 0.01 | May 20, 2021 | In function ext_get_plugin() in libyang <= v1.0.225, it doesn't check whether the value of revision is NULL. If revision is NULL, the operation of strcmp(revision, ext_plugins[u].revision) will lead to a crash. | ||
| CVE-2021-28902 | Hig | 0.49 | 7.5 | 0.02 | May 20, 2021 | In function read_yin_container() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash. |
- risk 0.49cvss 7.5epss 0.00
When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- risk 0.49cvss 7.5epss 0.00
An Unchecked Return Value vulnerability in the DNS module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). If an SRX Series device configured for DNS processing, receives a specifically formatted…
- risk 0.49cvss 7.5epss 0.00
Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, DecodeCiscat() implementation does not check the return the value of cJSON_GetObjectItem() for a possible NULL value in case of an error. A compromised agent can cause…
- risk 0.49cvss 7.5epss 0.00
Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fim_fetch_attributes_state() implementation does not check whether time_string is NULL or not before calling strlen() on it. A compromised agent can cause a crash of…
- risk 0.49cvss 7.5epss 0.00
Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fim_alert() implementation does not check whether the return value of ctime_r is NULL or not before calling strdup() on it. A compromised agent can cause a crash of…
- risk 0.49cvss 7.5epss 0.00
When a BIG IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- risk 0.49cvss 7.5epss 0.00
Denial of Service (DoS) vulnerability has been found in Dual-redundant Platform for Computer. If a computer on which the affected product is installed receives a large number of UDP broadcast packets in a short period, occasionally that computer may restart. If both the active…
- risk 0.49cvss 7.6epss 0.00
Unchecked return value in SDM firmware for Intel(R) Stratix 10 and Intel(R) Agilex 7 FPGAs before version 23.3 may allow an authenticated user to potentially enable denial of service via adjacent access.
- risk 0.49cvss 7.5epss 0.01
An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.9, and Thunderbird < 115.9.
- risk 0.49cvss 7.5epss 0.01
The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potentially lead to a null pointer dereference. This vulnerability affects Firefox < 110.
- risk 0.49cvss 7.5epss 0.01
B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service.
- risk 0.49cvss 7.5epss 0.01
Insufficient check of preconditions could lead to Denial of Service conditions when calling commands on the Tbase server of B&R APROL versions < R 4.2-07.
- risk 0.49cvss 7.5epss 0.01
An Unchecked Return Value to NULL Pointer Dereference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). On SRX Series if Unified Threat Management (UTM) Enhanced…
- risk 0.49cvss 7.5epss 0.01
An issue has been found in PBC through 2022-8-27. A SEGV issue detected in the function pbc_wmessage_integer in src/wmessage.c:137.
- risk 0.49cvss 7.5epss 0.01
A flaw was found in glibc. The realpath() function can mistakenly return an unexpected value, potentially leading to information leakage and disclosure of sensitive data.
- risk 0.49cvss 7.5epss 0.01
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation.
- risk 0.49cvss 7.5epss 0.02
A vulnerability was found in Radare2 in version 5.3.1. Improper input validation when reading a crafted LE binary can lead to resource exhaustion and DoS.
- risk 0.49cvss 7.5epss 0.02
In function read_yin_leaf() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash.
- risk 0.49cvss 7.5epss 0.01
In function ext_get_plugin() in libyang <= v1.0.225, it doesn't check whether the value of revision is NULL. If revision is NULL, the operation of strcmp(revision, ext_plugins[u].revision) will lead to a crash.
- risk 0.49cvss 7.5epss 0.02
In function read_yin_container() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash.