CVE-2022-27255

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.
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:realtek:ecos_rsdk_firmware:1.5.7p1:*:*:*:*:*:*:*
cpe:2.3:h:realtek:ecos_rsdk:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:realtek:ecos_msdk_firmware:4.9.4p1:*:*:*:*:*:*:*
cpe:2.3:h:realtek:ecos_msdk:-:*:*:*:*:*:*:*

History

30 Sep 2022, 19:49

Type Values Removed Values Added
References (MISC) https://forum.defcon.org/node/241835 - (MISC) https://forum.defcon.org/node/241835 - Third Party Advisory

02 Sep 2022, 12:15

Type Values Removed Values Added
References
  • {'url': 'https://source.android.com/security/bulletin/2022-06-01', 'name': 'https://source.android.com/security/bulletin/2022-06-01', 'tags': ['Not Applicable'], 'refsource': 'MISC'}
  • (MISC) https://forum.defcon.org/node/241835 -

08 Aug 2022, 13:34

Type Values Removed Values Added
First Time Realtek ecos Msdk Firmware
Realtek ecos Msdk
Realtek ecos Rsdk Firmware
Realtek ecos Rsdk
Realtek
References (MISC) https://source.android.com/security/bulletin/2022-06-01 - (MISC) https://source.android.com/security/bulletin/2022-06-01 - Not Applicable
References (MISC) https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf - (MISC) https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-27255.pdf - Vendor Advisory
CPE cpe:2.3:h:realtek:ecos_msdk:-:*:*:*:*:*:*:*
cpe:2.3:h:realtek:ecos_rsdk:-:*:*:*:*:*:*:*
cpe:2.3:o:realtek:ecos_msdk_firmware:4.9.4p1:*:*:*:*:*:*:*
cpe:2.3:o:realtek:ecos_rsdk_firmware:1.5.7p1:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown
v2 : 7.5
v3 : 9.8
CWE CWE-20

01 Aug 2022, 13:39

Type Values Removed Values Added
New CVE

Information

Published : 2022-08-01 12:15

Updated : 2023-12-10 14:35


NVD link : CVE-2022-27255

Mitre link : CVE-2022-27255

CVE.ORG link : CVE-2022-27255


JSON object : View

Products Affected

realtek

  • ecos_rsdk_firmware
  • ecos_msdk_firmware
  • ecos_rsdk
  • ecos_msdk
CWE
CWE-20

Improper Input Validation