Vulnerability Analysis
In-depth guides and analysis on vulnerability analysis from the Safeguard engineering team.
577 articles
PaperCut CVE-2023-27350: When Print Management Software Becomes a Ransomware Gateway
CVE-2023-27350 in PaperCut NG/MF allowed unauthenticated RCE through the print management server. Cl0p and LockBit ransomware groups jumped on it within days.
Windows LDAP LSASS CVE-2024-49113 (LDAPNightmare)
CVE-2024-49113 crashes LSASS over LDAP referrals and pairs with CVE-2024-49112 for RCE. Exploit chain, detection, and domain controller hardening.
Fortinet FortiProxy CVE-2023-25610: Buffer Underwrite in Network Security Infrastructure
CVE-2023-25610 allowed unauthenticated RCE on FortiOS and FortiProxy through a buffer underwrite vulnerability. Another critical flaw in perimeter security appliances.
Jira Service Management CVE-2023-22501: Broken Authentication Exposes Enterprise Workflows
A critical authentication vulnerability in Jira Service Management allowed attackers to impersonate users and gain access to sensitive service desk instances. The flaw bypassed email verification controls.
Spring4Shell Retrospective: What CVE-2022-22965 Actually Cost the Industry
Spring4Shell was hyped as the next Log4Shell and turned out to be neither as broad nor as harmless as the early coverage suggested. A 2026 look back at the real numbers.
Log4Shell (CVE-2021-44228) and the supply chain lessons o...
A Log4Shell CVE-2021-44228 analysis covering the JNDI lookup flaw, CVSS 10.0 severity, KEV status, patch timeline, remediation steps, and the transitive dependency lessons it taught.
Spring4Shell (CVE-2022-22965): root cause and remote code...
Spring4Shell (CVE-2022-22965) let attackers manipulate Java class loaders via Spring data binding to achieve RCE on Tomcat-deployed apps. Root cause, timeline, and fixes.
Veeam Backup CVE-2024-40711 Unauth RCE Walkthrough
CVE-2024-40711 is a critical unauth RCE in Veeam Backup & Replication. Deserialization flaw, exploit chain, and ransomware operator abuse.
What is a Vulnerability Database
CVE, NVD, OSV, GHSA, KEV — vulnerability databases power every scanner's severity score. Here's how they're built, enriched, and where they fall short.
Log4j One Year Later: What We Learned and What We Didn't Fix
A year after Log4Shell shook the internet, many organizations still had vulnerable instances. Here's what the anniversary revealed about our industry.
FortiGate SSL-VPN Zero-Day (CVE-2022-42475): How a Heap Overflow Gave Attackers the Keys
A heap-based buffer overflow in Fortinet's SSL-VPN was actively exploited before disclosure. State-sponsored actors used it to deploy custom implants on critical infrastructure.
GitHub Code Signing Bypass: When the Trust Anchor Fails
A vulnerability in GitHub's commit signature verification allowed attackers to forge signed commits. The flaw undermined the integrity guarantees that code signing is supposed to provide.
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