CWE-273— Improper Check for Dropped Privileges

artswrapper in aRts, when running setuid root on Linux 2.6.0 or later versions, does not check the return value of the setuid function call, which allows local users to gain root privileges by causing setuid to fail, which prevents artsd f…

ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command execution with root privileges.

masqmail 0.2.21 through 0.2.30 improperly calls seteuid() in src/log.c and src/masqmail.c that results in improper privilege dropping.

Bitlbee does not drop extra group privileges correctly in unix.c

Improper revalidation of permissions in Nextcloud Server prior to 14.0.0, 13.0.6 and 12.0.11 lead to not accepting access restrictions by acess tokens.

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector Service improperly impersonates certain file operations, aka "Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability." This…

A vulnerability was found in Moodle versions 3.7.x before 3.7.3, 3.6.x before 3.6.7 and 3.5.x before 3.5.9. When a cohort role assignment was removed, the associated capabilities were not being revoked (where applicable).

An issue was discovered in disable_priv_mode in shell.c in GNU Bash through 5.0 patch 11. By default, if Bash is run with its effective UID not equal to its real UID, it will drop privileges by setting its effective UID to its real UID. Ho…

In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH=/dir/with/module z…

The version of docker as released for Red Hat Enterprise Linux 7 Extras via RHBA-2020:0053 advisory included an incorrect version of runc missing the fix for CVE-2019-5736, which was previously fixed via RHSA-2019:0304. This issue could al…

The docker packages version docker-1.13.1-108.git4ef4b30.el7 as released for Red Hat Enterprise Linux 7 Extras via RHBA-2020:0053 (https://access.redhat.com/errata/RHBA-2020:0053) included an incorrect version of runc that was missing mult…

SNMPTT before 1.4.2 allows attackers to execute shell code via EXEC, PREXEC, or unknown_trap_exec.

In Apache Ozone versions prior to 1.2.0, Initially generated block tokens are persisted to the metadata database and can be retrieved with authenticated users with permission to the key. Authenticated users may use them even after access i…

An issue was discovered in HCC Embedded InterNiche NicheStack through 4.3. The tfshnd():tftpsrv.c TFTP packet processing function doesn't ensure that a filename is adequately '\0' terminated; therefore, a subsequent call to strlen for the …

Apache Superset up to 1.5.1 allowed for authenticated users to access metadata information related to datasets they have no permission on. This metadata included the dataset name, columns and metrics.

Linux distributions using CAP_SYS_NICE for gnome-shell may be exposed to a privilege escalation issue. An attacker, with low privilege permissions, may take advantage of the way CAP_SYS_NICE is currently implemented and eventually load cod…

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: skip expectations for confirmed conntrack nft_ct_expect_obj_eval() calls nf_ct_ext_add() for a confirmed conntrack entry. However, nf_ct_ext_add() can…

A flaw was found in the QEMU virtio-fs shared file system daemon (virtiofsd) implementation. This flaw is strictly related to CVE-2018-13405. A local guest user can create files in the directories shared by virtio-fs with unintended group …

A flaw was found in Keycloak. This issue occurs due to improperly enforcing token types when validating signatures locally. This could allow an authenticated attacker to exchange a logout token for an access token and possibly gain access …

In ShortcutInfo of ShortcutInfo.java, there is a possible way for an app to retain notification listening access due to an uncaught exception. This could lead to local escalation of privilege with no additional execution privileges needed.…

An issue was discovered in WatchGuard EPDR 8.0.21.0002. Due to a weak implementation of a password check, it is possible to obtain credentials to access the management console as a non-privileged user.

For migration as well as to work around kernels unaware of L1TF (see XSA-273), PV guests may be run in shadow paging mode. Since Xen itself needs to be mapped when PV guests run, Xen and shadowed PV guests run directly the respective shad…

Play With Docker < 0.0.2 has an insecure CAP_SYS_ADMIN privileged mode causing the docker container to escape.

In getLocationCache of GeoLocation.java, there is a possible way to send a mock location during an emergency call due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges ne…

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: skip sync GC for new elements in this transaction New elements in this transaction might expired before such transaction ends. Skip sync GC fo…

Before correction, the copy_file_range system call checked only for the CAP_READ and CAP_WRITE capabilities on the input and output file descriptors, respectively. Using an offset is logically equivalent to seeking, and the system call …

Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel

An issue in Ignite Realtime Openfire before 4.8.1 allows a remote attacker to escalate privileges via the admin.authorizedJIDs system property component.

The vCenter Server contains a privilege escalation vulnerability. A malicious actor with network access to vCenter Server may trigger this vulnerability to escalate privileges to root by sending a specially crafted network packet.

Internal browser event interfaces were exposed to web content when privileged EventHandler listener callbacks ran for those events. Web content that tried to use those interfaces would not be able to use them with elevated privileges, but …

A potential vulnerability has been identified in HP Anyware Agent for Linux which might allow for authentication bypass which may result in escalation of privilege. HP is releasing a software update to mitigate this potential vulnerability.

Microsoft Edge (Chromium-based) Update Elevation of Privilege Vulnerability

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0). Affected devices do not properly limit the elevation of privileges required to perform certain valid functionality. This could allow an au…

Mastodon is a free, open-source social network server based on ActivityPub. In versions before 4.4.6, 4.3.14, and 4.2.27, disabling or suspending a user account does not disconnect the account from the streaming API. This allows disabled o…

In onNullBinding of HostEmulationManager.java, there is a possible way to launch an activity from the background due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges nee…

xrdp is an open source RDP server. In versions through 0.10.5, the session execution component did not properly handle an error during the privilege drop process. This improper privilege management could allow an authenticated local attack…

Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid(), which may allow a remote authenticated attacker to retain elevated privileges under error conditions.