CVE-2023-49606
CRITICALCVSS v3
9.8
CRITICAL
EPSS Score
77.5%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A use-after-free vulnerability exists in the HTTP Connection Headers parsing in Tinyproxy 1.11.1 and Tinyproxy 1.10.0. A specially crafted HTTP header can trigger reuse of previously freed memory, which leads to memory corruption and could lead to remote code execution. An attacker needs to make an unauthenticated HTTP request to trigger this vulnerability.
Technical Details
- Published
- 5/1/2024
Frequently Asked Questions
What is CVE-2023-49606?
A use-after-free vulnerability exists in the HTTP Connection Headers parsing in Tinyproxy 1.11.1 and Tinyproxy 1.10.0. A specially crafted HTTP header can trigger reuse of previously freed memory, which leads to memory corruption and could lead to remote code execution. An attacker needs to make an unauthenticated HTTP request to trigger this vulnerability.
Is CVE-2023-49606 actively exploited?
Active exploitation of CVE-2023-49606 has not been confirmed. The EPSS score is 77.5%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2023-49606?
CVE-2023-49606 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2023-49606 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.