Detections
Analytics

SCA: security update for pypdf (GHSA-4vvm-4w3v-6mr8)

medium Tenable Self-Hosted Container Security Plugin ID 410423

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - pypdf is an open source, pure-python PDF library. In affected versions an attacker may craft a PDF which
 leads to an infinite loop if `__parse_content_stream` is executed. That is, for example, the case if the
 user extracted text from such a PDF. This issue was introduced in pull request #969 and resolved in pull
 request #1828. Users are advised to upgrade. Users unable to upgrade may modify the line `while peek not
 in (b"\r", b"\n")` in `pypdf/generic/_data_structures.py` to `while peek not in (b"\r", b"\n", b"")`.
 (CVE-2023-36464)

See Also

https://github.com/advisories/GHSA-4vvm-4w3v-6mr8

Plugin Details

Severity: Medium

ID: 410423

Version: Revision 1.6

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 6/1/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.51

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.8

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2023-36464

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/30/2023

Vulnerability Publication Date: 6/27/2023

Reference Information

CVE: CVE-2023-36464

cwe: CWE-835