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atlassianSecurity-metrics-botBSERV-18832
HistoryOct 06, 2023 - 5:45 p.m.

FasterXML Vulnerability in Bitbucket Data Center and Server

2023-10-0617:45:05
security-metrics-bot
jira.atlassian.com
18
fasterxml
vulnerability
bitbucket
data center
server
third-party dependency
high severity
upgrade
security advisory
version 7.17.0
version 7.21.0
version 8.7.0
version 8.8.0
version 8.9.0
version 8.10.0
version 8.11.0
version 8.12.0
version 8.13.0

0.002 Low

EPSS

Percentile

61.2%

This High severity Third-Party Dependency vulnerability was introduced in versions 7.17.0, 7.21.0, 8.7.0, 8.8.0, 8.9.0, 8.10.0, 8.11.0, 8.12.0, and 8.13.0 of Bitbucket Data Center and Server.

This Third-Party Dependency vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to expose assets in your environment susceptible to exploitation which has no impact to confidentiality, no impact to integrity, high impact to availability, and requires no user interaction.

Atlassian recommends that Bitbucket Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:

  • Bitbucket Data Center and Server 7.21: Upgrade to a release greater than or equal to 7.21.14

  • Bitbucket Data Center and Server 8.9: Upgrade to a release greater than or equal to 8.9.4

  • Bitbucket Data Center and Server 8.10: Upgrade to a release greater than or equal to 8.10.4

  • Bitbucket Data Center and Server 8.11: Upgrade to a release greater than or equal to 8.11.3

  • Bitbucket Data Center and Server 8.11: Upgrade to a release greater than or equal to 8.11.4

  • Bitbucket Data Center and Server 8.12: Upgrade to a release greater than or equal to 8.12.1

  • Bitbucket Data Center and Server 8.12: Upgrade to a release greater than or equal to 8.12.2

  • Bitbucket Data Center and Server 8.13: Upgrade to a release greater than or equal to 8.13.1

See the release notes ([https://confluence.atlassian.com/bitbucketserver/release-notes]). You can download the latest version of Bitbucket Data Center and Server from the download center ([https://www.atlassian.com/software/bitbucket/download-archives]).

The National Vulnerability Database provides the following description for this vulnerability: In FasterXML jackson-databind before 2.14.0-rc1, resource exhaustion can occur because of a lack of a check in primitive value deserializers to avoid deep wrapper array nesting, when the UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled. Additional fix version in 2.13.4.1 and 2.12.17.1