CVE-2016-10931

unknown
Published 2016-11-05 Β· Modified 2026-02-04
CVSS v3
β€”
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4 NEW
β€”
not yet in upstream
VIR risk
β€”

Description

An issue was discovered in the openssl crate before 0.9.0 for Rust. There is an SSL/TLS man-in-the-middle vulnerability because certificate verification is off by default and there is no API for hostname verification.

Predictions

Exploit likelihood
30%
Patch ETA
β€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker Β· View original β†— Β· DFSG

CVE-2016-10931 NameCVE-2016-10931 DescriptionAn issue was discovered in the openssl crate before 0.9.0 for Rust. There is an SSL/TLS man-in-the-middle vulnerability because certificate verification is off by default and there is no API for hostname verification. SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub…

CVE-2016-10931

NameCVE-2016-10931
DescriptionAn issue was discovered in the openssl crate before 0.9.0 for Rust. There is an SSL/TLS man-in-the-middle vulnerability because certificate verification is off by default and there is no API for hostname verification.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rust-openssl (PTS)bullseye0.10.29-1fixed
bullseye (security)0.10.29-1+deb11u1fixed
bookworm0.10.45-1fixed
trixie0.10.72-1fixed
forky, sid0.10.79-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
rust-opensslsource(unstable)(not affected)

Notes

- rust-openssl <not-affected> (Fixed before initial upload to archive)
https://rustsec.org/advisories/RUSTSEC-2016-0001.html

Home - Debian Security - Source (Git)

Apply commands

text fix
Notes
- rust-openssl <not-affected> (Fixed before initial upload to archive)https://rustsec.org/advisories/RUSTSEC-2016-0001.html

OS impact

debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 0
sid Fixed 0
forky Fixed 0
bullseye Fixed 0
bookworm Fixed 0

Package impact

EcosystemPackageVulnerableFixed
rust crates.ioopenssl
rust crates.ioopenssl<0.9.00.9.0
rust crates.ioopenssl>=0.0.0-0,<0.9.00.9.0

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.