Vulnerability-Lookup

OPENSUSE-SU-2020:2298-1

Vulnerability from csaf_opensuse - Published: 2020-12-20 15:22 - Updated: 2026-09-20 19:19

Summary

Security update for openssh

Severity

Moderate

Notes

Title of the patch: Security update for openssh

Description of the patch: This update for openssh fixes the following issues: - CVE-2020-14145: Fixed a potential information leak during host key exchange (bsc#1173513). - Supplement libgtk-3-0 instead of libX11-6 to avoid installation on a textmode install (bsc#1142000) - Fixed an issue where oracle cluster with cluvfy using 'scp' failing/missinterpreted (bsc#1148566). - Fixed sshd termination of multichannel sessions with non-root users (bsc#1115550,bsc#1174162). - Added speculative hardening for key storage (bsc#1139398). This update was imported from the SUSE:SLE-15-SP1:Update update project.

Patchnames: openSUSE-2020-2298

CVE-2020-14145

5.9 (Medium)


                
                  CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Recommended 9 products

Product	Version	Remediation
Unresolved product id: openSUSE Leap 15.1:openssh-0:7.9p1-lp151.4.18.1.i586	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-0:7.9p1-lp151.4.18.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-askpass-gnome-0:7.9p1-lp151.4.18.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-cavs-0:7.9p1-lp151.4.18.1.i586	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-cavs-0:7.9p1-lp151.4.18.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-fips-0:7.9p1-lp151.4.18.1.i586	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-fips-0:7.9p1-lp151.4.18.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-helpers-0:7.9p1-lp151.4.18.1.i586	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.1:openssh-helpers-0:7.9p1-lp151.4.18.1.x86_64	—	Vendor Fix

Threats

Impact moderate

References

15 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://lists.opensuse.org/archives/list/security…	self
https://lists.opensuse.org/archives/list/security…	self
https://bugzilla.suse.com/1115550	self
https://bugzilla.suse.com/1139398	self
https://bugzilla.suse.com/1142000	self
https://bugzilla.suse.com/1148566	self
https://bugzilla.suse.com/1173513	self
https://bugzilla.suse.com/1174162	self
https://www.suse.com/security/cve/CVE-2020-14145/	self
https://www.suse.com/security/cve/CVE-2020-14145	external
https://bugzilla.suse.com/1173513	external
https://bugzilla.suse.com/1177569	external
https://bugzilla.suse.com/1189078	external

JSON

To clipboard

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          "date": "2020-12-20T15:22:29Z",
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      "title": "CVE-2020-14145"
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}

CVE-2020-14145 (GCVE-0-2020-14145)

Vulnerability from cvelistv5 – Published: 2020-06-29 17:33 – Updated: 2025-12-18 14:41

Summary

The client side in OpenSSH 5.7 through 8.4 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client). NOTE: some reports state that 8.5 and 8.6 are also affected.

Severity

5.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-12-18 14:41 UTC

CWE

n/a
CWE-203 - Observable Discrepancy

Assigner

mitre mitre root Scorecard

References

8 references

URL	Tags
https://github.com/openssh/openssh-portable/compa…	x_refsource_MISC
https://www.fzi.de/en/news/news/detail-en/artikel…	x_refsource_MISC
https://security.netapp.com/advisory/ntap-2020070…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2020/12/02/1	mailing-listx_refsource_MLIST
https://anongit.mindrot.org/openssh.git/commit/?i…	x_refsource_MISC
https://docs.ssh-mitm.at/CVE-2020-14145.html	x_refsource_MISC
https://github.com/ssh-mitm/ssh-mitm/blob/master/…	x_refsource_MISC
https://security.gentoo.org/glsa/202105-35	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Action not permitted

OPENSUSE-SU-2020:2298-1

CVE-2020-14145 (GCVE-0-2020-14145)

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