Mercurial Vulnerability Allows File Modifications by Malicious Repositories
CVE-2017-1000115

7.5HIGH

Key Information:

Vendor

Mercurial

Status
Mercurial
Vendor
CVE Published:
4 October 2017

What is CVE-2017-1000115?

Mercurial, prior to version 4.3, is susceptible to a security flaw where a missing symlink check allows malicious repositories to manipulate files beyond their designated boundaries. This vulnerability poses a significant risk as it enables unauthorized file modifications, compromising the integrity and security of the affected systems. Users are strongly advised to upgrade to the latest version to mitigate this issue.

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References

https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.3...
x_refsource_CONFIRM
http://www.securityfocus.com/bid/100290
vdb-entryx_refsource_BID
http://www.debian.org/security/2017/dsa-3963
vendor-advisoryx_refsource_DEBIAN

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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