CVE Tools
Sign in

CVE-2019-14855

Published: Mar 20, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-326
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.1%
Top 40.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-326

Affected Products

Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
GNU Privacy Guard (GnuPG)Сообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
gnupg2Red Hat
On-prem
Operating Systems / linux-distro
gnupggnupg
LibraryLibrary
Security Products / pki-crypto
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
red hatcommercialUSOperating Systemsaka red hat
gnupgoss-projectSecurity Productsaka libgcrypt, libksba
and 2 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://dev.gnupg.org/T4755
dev.gnupg.org
https://eprint.iacr.org/2020/014.pdf
eprint.iacr.org
https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=7d9aad63c4f1aefe97da61baf5acd96c12c0278e
git.gnupg.org
and 35 more references View all →

Timeline

Published
Mar 20, 2020
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2019-14855 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows