RCE in Gnu Emacs
CVE-2022-48337
GNU Emacs through 28.2 allows attackers to execute commands via shell metacharacters in the name of a source-code file, because lib-src/etags.c uses the system C library function in its implementation of the etags program. For example, a v…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.016 (73.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Gnu Emacs
- Debian Debian_linux — versions 11.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory)
Frequently asked questions
- What is CVE-2022-48337?
- CVE-2022-48337 is a critical-severity vulnerability in Gnu Emacs, classified under OS Command Injection. CVSS score: 9.8/10. Published 2023-02-20.
- How severe is CVE-2022-48337?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-48337 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.