SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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) short records.

HIGH 8.8EPSS 4.87%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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) short records.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
4.87% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-19
Affected
fedoraproject/fedora · opensuse/leap · mercurial/mercurial · debian/debian linux · suse/linux enterprise debuginfo · opensuse/opensuse · suse/linux enterprise software development kit
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.