PT-2021-17022 · Eprints · Eprints

Published 2021-03-01 · Updated 2021-03-04 · CVE-2021-26476

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions EPrints version 3.4.2

Description The issue allows remote attackers to execute OS commands via crafted LaTeX input to a "cgi/cal?year=" URI.

Recommendations For EPrints version 3.4.2, consider restricting access to the cgi/cal endpoint until a patch is available. As a temporary workaround, avoid using crafted LaTeX input in the affected URI to minimize the risk of exploitation.

Exploit

Fix

RCE

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-26476

Affected Products

Eprints

References · 4

• 🔥 https://github.com/grymer/CVE/blob/master/eprints_security_review.pdf · Exploit
• https://files.eprints.org/2548 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26476 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26476 · Vendor Advisory