Out-of-bounds Write Affecting ujson package, versions *


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.29% (53rd percentile)

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  • Snyk IDSNYK-DEBIAN11-UJSON-2329048
  • published1 Jan 2022
  • disclosed1 Jan 2022

Introduced: 1 Jan 2022

CVE-2021-45958  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

There is no fixed version for Debian:11 ujson.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ujson package and not the ujson package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode). Exploitation can, for example, use a large amount of indentation.

CVSS Base Scores

version 3.1