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ubuntuUbuntuUSN-5102-2
HistoryMar 16, 2021 - 12:00 a.m.

Mercurial vulnerabilities

2021-03-1600:00:00
ubuntu.com
13

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

Low

6.4 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

0.002 Low

EPSS

Percentile

64.6%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • mercurial - easy-to-use, scalable distributed version control system

Details

USN-5102-1 fixed vulnerabilities in Mercurial. This update provides the
corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Mercurial mishandled symlinks in subrepositories. An
attacker could use this issue to write arbitrary files to the
target’s filesystem. (CVE-2019-3902)

It was discovered that Mercurial incorrectly handled certain manifest files.
An attacker could use this issue to cause a denial of service and possibly
execute arbitrary code. This issue only affected Ubuntu 16.04 ESM. (CVE-2018-17983)

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchmercurial<Β 3.7.3-1ubuntu1.2+esm2UNKNOWN
Ubuntu16.04noarchmercurial<Β 3.7.3-1ubuntu1.2UNKNOWN
Ubuntu16.04noarchmercurial-common<Β 3.7.3-1ubuntu1.2UNKNOWN
Ubuntu16.04noarchmercurial-dbgsym<Β 3.7.3-1ubuntu1.2UNKNOWN
Ubuntu16.04noarchmercurial-common<Β 3.7.3-1ubuntu1.2+esm2UNKNOWN
Ubuntu14.04noarchmercurial<Β 2.8.2-1ubuntu1.4+esm1UNKNOWN
Ubuntu14.04noarchmercurial<Β 2.8.2-1ubuntu1.4UNKNOWN
Ubuntu14.04noarchmercurial-dbgsym<Β 2.8.2-1ubuntu1.4UNKNOWN
Ubuntu14.04noarchmercurial-common<Β 2.8.2-1ubuntu1.4+esm1UNKNOWN

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

Low

6.4 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

0.002 Low

EPSS

Percentile

64.6%