GNU Emacs command execution | CVE-2022-45939
NAME
GNU Emacs command execution
- Platforms Affected:
GNU Emacs 25.1
GNU Emacs 28.2 - Risk Level:
9.8 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
GNU Emacs could allow a remote attacker to execute arbitrary commands on the system, caused by using the system C library function in its implementation of the ctags program by lib-src/etags.c. By using shell metacharacters in the name of a source-code file, an attacker could exploit this vulnerability to execute arbitrary commands on the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to emacs GIT Repository for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://www.gnu.org/software/emacs/ - Reference Link:
https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=d48bb4874bc6cd3e69c7a15fc3c91cc141025c51
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