CVE-2022-27255
Last modified
CVE-2022-27255 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Realtek eCos RSDK 1.5.7p1 and MSDK 4.9.4p1, the SIP ALG function that rewrites SDP data has a stack-based buffer overflow. This allows an attacker to remotely execute code without authentication via a crafted SIP packet that contains malicious SDP data.. EPSS estimates a 37.08% chance of exploitation in the next 30 days.
Description
In Realtek eCos RSDK 1.5.7p1 and MSDK 4.9.4p1, the SIP ALG function that rewrites SDP data has a stack-based buffer overflow. This allows an attacker to remotely execute code without authentication via a crafted SIP packet that contains malicious SDP data.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Realtek | Ecos Rsdk Firmware | 1.5.7p1 |
| Realtek | Ecos Msdk Firmware | 4.9.4p1 |
References
- https://forum.defcon.org/node/241835Third Party Advisory
- https://forum.defcon.org/node/241835Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-27255?
How severe is CVE-2022-27255?
How do I fix CVE-2022-27255?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2022
- CVE-2022-27247onlinetolls in cdSoft Onlinetools-Smart Winhotel.MX 2021 all…5.3
- CVE-2022-27248A directory traversal vulnerability in IdeaRE RefTree before…6.5
- CVE-2022-27249An unrestricted file upload vulnerability in IdeaRE RefTree …8.8
- CVE-2022-2725A vulnerability was found in SourceCodester Company Website …6.1
- CVE-2022-27250The UNISOC chipset through 2022-03-15 allows attackers to ob…9.8
- CVE-2022-27254The remote keyless system on Honda Civic 2018 vehicles sends…5.3
- CVE-2022-27256A PHP Local File inclusion vulnerability in the Redbasic the…6.1
- CVE-2022-27257A PHP Local File Inclusion vulneraility in the default Redba…7.5
- CVE-2022-27258Multiple Cross-Site Scripting (XSS) vulnerabilities in Hubzi…6.1
- CVE-2022-2726A vulnerability classified as critical has been found in SEM…9.8
- CVE-2022-27260An arbitrary file upload vulnerability in the file upload co…9.8
- CVE-2022-27261An arbitrary file write vulnerability in Express-FileUpload …7.5
Are you affected by CVE-2022-27255?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST