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Fencer Intel
critical 9.8

CVE-2024-8517 in the critical feed json

SPIP Bigup Multipart File Upload OS Command Injection

published 2y ago modified 13d ago also EUVD-2024-49235

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
94.5%
EPSS 94.5% chance of exploitation in 30 days, percentile 99.8%
public exploits
1
Metasploit

Summary

SPIP before 4.3.2, 4.2.16, and 4.1.18 is vulnerable to a command injection issue. A remote and unauthenticated attacker can execute arbitrary operating system commands by sending a crafted multipart file upload HTTP request.

Patch / fix

  • SPIP SPIP 4.1.18
  • spip Debian 14, Debian 13 4.3.2+dfsg-1

debian advisories DEBIAN-CVE-2024-8517

  • spip Ubuntu Pro 18.04 LTS 3.1.4-4~deb9u5ubuntu0.1~esm2
  • spip Ubuntu Pro 20.04 LTS 3.2.7-1ubuntu0.1+esm2

ubuntu advisories UBUNTU-CVE-2024-8517

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2024-8517 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

  1. First public exploit (Metasploit exploit/multi/http/spip_bigup_unauth_rce)
  2. Published

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
2y ago

Exploit prediction

94.53% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • Metasploit exploit/multi/http/spip_bigup_unauth_rce SPIP BigUp Plugin Unauthenticated RCE metasploit exploit, excellent rank, 2024-09-06
  • thinkloveshare.com https://thinkloveshare.com/hacking/spip_preauth_rce_2024_part_2_a_big_upload/ referenced PoC, tagged "exploit" by a source, unverified
  • vozec.fr https://vozec.fr/researchs/spip-preauth-rce-2024-big-upload/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • SPIP SPIP

Classification

Weakness
  • CWE-73 External Control of File Name or Path
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.