CVE-2016-3630
The binary delta decoder in Mercurial before 3.7.3 allows remote attackers to execute arbitrary code via a (1) clone, (2) push, or (3) pull command, related to (a) a list sizing rounding error and (b)
02 Description
The binary delta decoder in Mercurial before 3.7.3 allows remote attackers to execute arbitrary code via a (1) clone, (2) push, or (3) pull command, related to (a) a list sizing rounding error and (b)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.87% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.7% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-04-13 16:00Z10 YR AGO
- Last updated
- 2024-08-06 00:03Z2 YR AGO
- Reserved
- 2016-03-21
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 3230ab19a42184f264e98bd59a21594cf4676da4c1c24ad7a54719975f2275c4
05 Affected products
06 References
- lists.fedoraproject.orgFEDORA-2016-79604dde9fhttp://lists.fedoraproject.org/pipermail/package-announce/2016-April/181505.html
- security.gentoo.orgGLSA-201612-19https://security.gentoo.org/glsa/201612-19
- www.debian.orgDSA-3542http://www.debian.org/security/2016/dsa-3542
- selenic.comhttps://selenic.com/repo/hg-stable/rev/b9714d958e89
- selenic.comhttps://selenic.com/repo/hg-stable/rev/b6ed2505d6cf
- lists.opensuse.orgopenSUSE-SU-2016:1016http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00018.html
- www.mercurial-scm.orghttps://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_3.7.3_.282016-3-29.29
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- lists.opensuse.orgSUSE-SU-2016:1011http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00017.html
- lists.opensuse.orgSUSE-SU-2016:1010http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00016.html
- lists.fedoraproject.orgFEDORA-2016-b7f1f8e3bfhttp://lists.fedoraproject.org/pipermail/package-announce/2016-April/181542.html
- lists.opensuse.orgopenSUSE-SU-2016:1073http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00043.html
07 Fixed in
Debian 12
- mercurial Fixed in 3.7.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- mercurial Fixed in 3.7.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- mercurial Fixed in 3.7.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- mercurial Fixed in 2.8.2-1ubuntu1.4
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.