cbcvebase.
CVE-2010-2709
published 2010-08-05

CVE-2010-2709: Stack-based buffer overflow in webappmon.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows remote attackers to execute arbitrary code via a…

PriorityP270critical9.3CVSS 2.0
AVNACMAuNCCICAC
EXPLOIT
EPSS
42.26%
98.5th percentile
Stack-based buffer overflow in webappmon.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows remote attackers to execute arbitrary code via a long OvJavaLocale value in a cookie.

Affected

2 ranges
VendorProductVersion rangeFixed in
hpopenview_network_node_manager
hpopenview_network_node_manager

Detection & IOCsextracted from sources · hover to see the quote

path/OvCgi/webappmon.exe
filenamewebappmon.exe
otherRET=0x5A30532D (Windows Server 2003 Enterprise)
  • Detect HTTP GET requests to /OvCgi/webappmon.exe containing a Cookie header with an OvJavaLocale value exceeding 5120 bytes, which triggers the stack buffer overflow in OvWwwDebug().
  • Alert on Cookie headers containing 'OvJavaLocale=' with an abnormally long value (e.g., thousands of repeated characters) followed by '.Cp1252' in requests to webappmon.exe.
  • The exploit uses alphanumeric mixed encoding with ECX as the buffer register; look for alphanumeric shellcode in the OvJavaLocale cookie value.
  • The exploit overwrites the SEH frame (ExitFunction=seh); monitor for SEH-based exploitation patterns in webappmon.exe process crashes or structured exception handler overwrites.
  • Multiple CGI applications beyond webappmon.exe and multiple cookie values beyond OvJavaLocale may trigger the same overflow; monitor all /OvCgi/ endpoints for oversized cookie headers.
  • ·The Metasploit module targets Windows Server 2003 Enterprise specifically with a hardcoded return address (0x5A30532D); the exploit may not work reliably on other OS/patch combinations.
  • ·There are no stack cookies in the vulnerable binary, making exploitation straightforward via saved return address or SEH frame overwrite.
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