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CVE-2018-13348

Good to know:

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Date: July 5, 2018

The mpatch_decode function in mpatch.c in Mercurial before 4.6.1 mishandles certain situations where there should be at least 12 bytes remaining after the current position in the patch data, but actually are not, aka OVE-20180430-0001.

Severity Score

Related Resources (6)

https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2018-90.yaml
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29
https://www.mercurial-scm.org/repo/hg/rev/90a274965de7
https://nvd.nist.gov/vuln/detail/CVE-2018-13348
https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html
https://www.mend.io/vulnerability-database/CVE-2018-13348

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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