CVE Tools
Sign in

CVE-2020-25657

Published: Jan 12, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-385
5.9MEDIUM
NVD MITRE
EPSS Score
1.7%
Top 24.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

Description

A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
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-385NVD-CWE-Other

Affected Products

redhat
commercial·USaka red hat
virtualizationOn-prem
Operating Systems / linux-distro
enterprise linuxOn-premOS
Operating Systems / linux-distro
m2crypto project
oss-projectaka m2crypto
m2cryptoLibrary
OSS Libraries / generic-library
fedoraproject
oss-project·USaka fedora project
fedoraOn-premOS
Operating Systems / linux-distro
and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
Is your org exposed to CVE-2020-25657?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://bugzilla.redhat.com/show_bug.cgi?id=1889823
bugzilla.redhat.com

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2020-25657 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