# Rule 2687428 VMware vCenter DCERPC Out-of-Bounds Write (CVE-2023-34048)

**URL:** <https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280>\
**Category:** Rule Signatures\
**Created:** [May 6, 2026, 4:13pm UTC](https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280 "2026-05-06T16:13:43Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![James\_inthe\_box](https://sea2.discourse-cdn.com/flex016/user_avatar/community.emergingthreats.net/james_inthe_box/32/830_2.png) [@James\_inthe\_box](https://community.emergingthreats.net/u/James_inthe_box)\
**Post date:** [May 6, 2026, 4:13pm UTC](https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280/1 "2026-05-06T16:13:43Z")

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Lots of FP’s on this rule starting as soon as I updated the rules, no pcaps sorry.

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**Author:** ![stu4rt](https://avatars.discourse-cdn.com/v4/letter/s/779978/32.png) [@stu4rt](https://community.emergingthreats.net/u/stu4rt)\
**Post date:** [May 6, 2026, 5:04pm UTC](https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280/2 "2026-05-06T17:04:59Z")

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Thanks @James_inthe_box, we will investigate.

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**Author:** ![James\_inthe\_box](https://sea2.discourse-cdn.com/flex016/user_avatar/community.emergingthreats.net/james_inthe_box/32/830_2.png) [@James\_inthe\_box](https://community.emergingthreats.net/u/James_inthe_box)\
**Post date:** [May 6, 2026, 5:06pm UTC](https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280/3 "2026-05-06T17:06:20Z")

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Appreciate it…sorry about the lack of pcaps…sensitive data and all ☹

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**Author:** ![stu4rt](https://avatars.discourse-cdn.com/v4/letter/s/779978/32.png) [@stu4rt](https://community.emergingthreats.net/u/stu4rt)\
**Post date:** [May 7, 2026, 2:49pm UTC](https://community.emergingthreats.net/t/rule-2687428-vmware-vcenter-dcerpc-out-of-bounds-write-cve-2023-34048/3280/4 "2026-05-07T14:49:34Z")

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Update to the signature was pushed in yesterday’s release. This should have eliminated FPs and should alleviate the strain it may have caused.

Thanks again for reaching out!