RCE in Gnu Emacs
CVE-2023-2491
A flaw was found in the Emacs text editor. Processing a specially crafted org-mode code with the "org-babel-execute:latex" function in ob-latex.el can result in arbitrary command execution. This CVE exists because of a CVE-2023-28617 secur…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.005 (37.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Gnu Emacs — versions 26.1-9.el8, 27.2-8.el9
- Redhat Enterprise_linux — versions 8.0, 9.0
- Redhat Enterprise_linux_eus — versions 8.8, 9.2
- Redhat Enterprise_linux_server_aus — versions 8.8, 9.2
- Redhat Enterprise_linux_server_tus — versions 8.8
- N/a Emacs — versions Affects emacs v26.1-9.el8 and emacs v27.2-8.el9, Fixed in emacs v26.1-10.el8_8.2 and emacs v27.2-8.el9_2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-2491?
- CVE-2023-2491 is a high-severity vulnerability in Gnu Emacs, classified under Command Injection. CVSS score: 7.8/10. Published 2023-05-17.
- How severe is CVE-2023-2491?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-2491 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.