libreswan
Security Risk Profile
45
/100
mediumSecurity Risk Score
Comprehensive risk assessment based on 30 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from May 6, 2013 to present
30
Total CVEs
18
Critical+High
0
Exploited
6
Unpatched
Threat Assessment
Avg CVSS
6.5
Base severity
Avg EPSS
0%
Exploit probability
Unpatched
6
Critical/High
Risk Level
45/100
medium
📈 2 in Last 30 Days
Severity Distribution
Critical
1High
17Medium
11Low
1Exploit Likelihood
>50% chance
020-50%
05-20%
0<5%
1Age Distribution
Common Weaknesses (CWE)
1
Null Pointer Dereference
6
2
Input Validation
4
3
Buffer Overflow
2
4
Race Condition
1
Most Affected Products
1. libreswan Libreswan52
2. Fedoraproject Fedora8
3. redhat/libreswan6
4. debian/libreswan5
5. Microsoft azl3 libreswan 4.15-14
Recent Vulnerabilities
See more →CVE-2026-14957
CVSS 4.0medium
7/17/2026🔧 No Patch
REDHAT-BUG-2501764
CVSS 4.0medium
7/17/2026🔧 No Patch
CVE-2026-12413
CVSS 7.5high
IKEv2 Denial of Service via malformed fragmentation
6/29/2026
CVE-2026-50721
CVSS 8.1high
IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload
6/29/2026
CVE-2026-50722
CVSS 8.1high
IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload
6/29/2026
REDHAT-BUG-2313828
CVSS 7.0high
9/20/2024🔧 No Patch
CVE-2024-3652
CVSS 6.5EPSS 0%medium
IKEv1 default AH/ESP responder can cause libreswan to abort and restart
4/11/2024
CVE-2023-38710
CVSS 7.5high
7/25/2023
CVE-2023-38712
CVSS 7.5high
7/25/2023
CVE-2023-38711
CVSS 7.5high
6/19/2023
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