PT-2023-20764 · Xpdf+1 · Xpdf+1

Babybus · Published 2023-05-11 · Updated 2025-01-24 · CVE-2023-2663

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Xpdf versions 4.04 and earlier

Description A PDF object loop in the page label tree leads to infinite recursion and a stack overflow.

Recommendations For Xpdf versions 4.04 and earlier, consider updating to a newer version to mitigate the risk of exploitation. As a temporary workaround, consider disabling the processing of PDF page label trees until a patch is available.

Exploit

Fix

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

ALT-PU-2024-10474

ALT-PU-2024-10804

ALT-PU-2024-7465

CVE-2023-2663

MGASA-2024-0035

Affected Products

Alt Linux

Xpdf

References · 14

• 🔥 https://forum.xpdfreader.com/viewtopic.php?t=42421 · Exploit
• https://ubuntu.com/security/CVE-2023-2663 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-2663 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2024-0035.html · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-2663 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-2663 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2024-0035 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-2663 · Security Note
• https://t.me/defcon_news/115569 · Telegram Post
• https://t.me/cibsecurity/63930 · Telegram Post
• https://t.me/cvenotify/50632 · Telegram Post
• https://bugs.mageia.org/show_bug.cgi?id=30812 · Note
• http://xpdfreader.com/security-fixes.html · Note
• https://t.me/cvenotify/108502 · Telegram Post