CVE-2020-15173
8.2 · HIGHOverview
CVE-2020-15173 is a high-severity vulnerability affecting accel-ppp accel-ppp. It was published on September 9, 2020 and has a CVSS 3.1 base score of 8.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In ACCEL-PPP (an implementation of PPTP/PPPoE/L2TP/SSTP), there is a buffer overflow when receiving an l2tp control packet ith an AVP which type is a string and no hidden flags, length set to less than 6. If your application is used in open networks or there are untrusted nodes in the network it is highly recommended to apply the patch. The problem was patched with commit 2324bcd5ba12cf28f47357a8f03cd41b7c04c52b As a workaround changes of commit 2324bcd5ba12cf28f47357a8f03cd41b7c04c52b can be applied to older versions.
Remediation
Check the references section for vendor advisories and patches from accel-ppp. Update accel-ppp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| accel-ppp | accel-ppp | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2020-15173?
CVE-2020-15173 is a high-severity vulnerability affecting accel-ppp accel-ppp. It was published on September 9, 2020 and has a CVSS 3.1 base score of 8.2 (HIGH).
How severe is CVE-2020-15173?
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-15173?
Check the references section for vendor advisories and patches from accel-ppp. Update accel-ppp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-15173?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-15173 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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