PT-2023-21731 · Pretalx · Pretalx

Stefan Schiller · Published 2023-04-20 · Updated 2023-05-04 · CVE-2023-28458

Positive Technologies (AI Summary)

CVSS v4.0

5.3

Medium

Base vector

AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions pretalx versions 2.3.1 through 2.3.1

Description The issue allows path traversal in HTML export, a non-default feature. Organizers can trigger the overwriting of an arbitrary file with the standard pretalx 404 page content.

Recommendations For pretalx version 2.3.1, update to version 2.3.2 to resolve the issue. As a temporary workaround, consider disabling the HTML export feature until a patch is available. Restrict access to the HTML export module to minimize the risk of exploitation.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2023-28458

GHSA-23FX-92M6-4F2G

PYSEC-2023-40

Affected Products

Pretalx

References · 12

• 🔥 https://sonarsource.com/blog/pretalx-vulnerabilities-how-to-get-accepted-at-every-conference · Exploit
• https://github.com/pretalx/pretalx/commit/60722c43cf975f319e94102e6bff320723776890 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-28458 · Security Note
• https://pretalx.com/p/news/security-release-232 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-23fx-92m6-4f2g · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2023-40 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-28458 · Vendor Advisory
• https://github.com/pretalx/pretalx · Note
• https://github.com/pretalx/pretalx/releases/tag/v2.3.2 · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/pretalx/PYSEC-2023-40.yaml · Note
• https://t.me/cvenotify/48771 · Telegram Post
• https://t.me/cibsecurity/62560 · Telegram Post