What is CVE-2018-1000132?

CVE-2018-1000132 is a critical-severity vulnerability in Mercurial, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 9.1/10. Published 2018-03-14.

How severe is CVE-2018-1000132?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Is CVE-2018-1000132 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Mercurial

CVE-2018-1000132

Mercurial version 4.5 and earlier contains a Incorrect Access Control (CWE-285) vulnerability in Protocol server that can result in Unauthorized data access. This attack appear to be exploitable via network connectivity. This vulnerability appears to have been fixed in 4.5.1.

EPSS: 0.026 (84.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Mercurial
Debian Debian_linux — versions 7.0, 8.0
N/a — versions n/a

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

Public proof-of-concept exploits

andir/nixos-issue-db-example

References

cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
cve@mitre.org (mailing-list, x_refsource_MLIST)

Frequently asked questions

What is CVE-2018-1000132?: CVE-2018-1000132 is a critical-severity vulnerability in Mercurial, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 9.1/10. Published 2018-03-14.
How severe is CVE-2018-1000132?: Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2018-1000132 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.